Generated by Rank Math SEO, this is an llms.txt file designed to help LLMs better understand and index this website. # Jerry Kelly Heating, Air Conditioning, Plumbing & Electrical ## Sitemaps [XML Sitemap](https://jerrykelly.com/sitemap_index.xml): Includes all crawlable and indexable pages. ## Posts - [A/C Not Blowing Cold Air?](https://jerrykelly.com/blog/ac-not-blowing-cold-air/): There are few worse feelings on a hot, humid Missouri afternoon than walking over to the vent, holding out your hand, and feeling warm air where cold air should be. When your air conditioner stops cooling in the middle of a St. Peters summer, it’s uncomfortable, a little stressful, and always seems to happen at the worst time. - [Summer Home Maintenance Checklist](https://jerrykelly.com/blog/summer-home-maintenance-st-peters-mo/): Summer in the St. Louis metro doesn't just ease in gently. Between soaring humidity, intense heat, and the sudden thunderstorms that roll across St. Charles and St. Louis County, your home's systems take a beating from June through September. Your air conditioner runs nonstop, your plumbing handles heavier demand, and your electrical system works overtime to keep everything powered. - [Fight Spring Allergies with HVAC](https://jerrykelly.com/blog/spring-allergy-relief-hvac-st-louis-st-charles-county/): Spring in St. Louis is beautiful - blooming trees, warming temperatures, and the welcome relief after a long Missouri winter. It's also, for millions of people across St. Louis County, St. Charles County, and Greater St. Peters, one of the most miserable times of year for allergy sufferers. - [Schedule Your AC Tune-Up Early](https://jerrykelly.com/blog/ac-tune-up-st-louis-st-charles-county-schedule-early/): If you've lived in St. Louis long, you know how fast the weather turns. One week you're still running the heat, and the next the humidity is climbing and your AC is working overtime. In Greater St. Peters, St. Louis County, and St. Charles County, summer doesn't exactly ease in, it arrives fast, runs hot, and sticks around for months. - [Triple Play: HVAC, Plumbing, and Heating Check](https://jerrykelly.com/blog/triple-play-hvac-plumbing-and-heating-check/): Your home depends on three critical systems: HVAC, plumbing, and heating. When one fails, you face comfort loss, safety risks, and expensive repairs - especially during seasonal peaks in St. Peters, St. Louis County, and St. Charles County. - [When to Call For Emergency Furnace Repair](https://jerrykelly.com/blog/when-to-call-for-emergency-furnace-repair/): When winter temperatures drop in the St. Peters, St. Louis County, and St. Charles County areas, your furnace isn't just a simple convenience - it's survival. Furnace problems rarely happen at convenient times. Small issues quickly escalate into no-heat emergencies if ignored. - [Winterizing Outdoor Plumbing Fixtures](https://jerrykelly.com/blog/winterizing-outdoor-plumbing-fixtures/): Winter temperatures in St. Peters, St. Louis County, and St. Charles County can plunge below freezing, putting your outdoor plumbing at serious risk. Hose bibs, outdoor faucets, and exposed pipes tend to freeze faster than interior systems, and when water expands inside the pipes, it causes cracks and bursts that lead to flooding, water damage, and expensive emergency repairs. Professional outdoor plumbing winterization protects your home before the freeze, and Jerry Kelly is the trusted name in St. Peters that homeowners trust for outdoor plumbing winterization services! - [How to Get an EV Charger Installed in St. Peters, MO: A Step-by-Step Guide](https://jerrykelly.com/blog/ev-charger-installation-st-peters-mo/): Adding an EV charger to your home doesn't have to be an overwhelming or stressful experience. With careful planning and the right support, you can easily start charging at home and avoid the hassle of using public charging stations. - [Ductless Mini-Splits vs. Central AC: Which Is Better for St. Peters, MO Homes?](https://jerrykelly.com/blog/ductless-vs-central-ac-st-peters-mo/): If you’re trying to choose the best way to cool your home in St. Peters, you’ve probably heard of both central air systems and ductless mini-splits. While both can keep your space comfortable during Missouri’s hot, humid summers, they each come with different pros, cons, and costs. The right choice really depends on your home’s layout, your budget, and how you use your space. - [Do You Need To Update Your Electrical Panel for an EV? ](https://jerrykelly.com/blog/update-electrical-panel-for-ev/): If you've switched to an electric vehicle, you're probably looking forward to leaving gas stations in the past. To ensure that your EV is always ready for your daily commute, you'll want to install a reliable EV charger in your St. Peters home. One necessary step in this process may be updating your electrical panel. - [Unlock 2025 Electrical Rebates: Smart Ways To Save on Energy Upgrades](https://jerrykelly.com/blog/2025-electrical-rebates-energy-upgrades/): As St. Peters homeowners look to make electrical upgrades to their properties, they'll be pleased to know that plenty of incentives are available to help lower the cost of these projects. - [Maximize Your Savings: 2025 HVAC Rebates & Incentives in St. Peters, MO](https://jerrykelly.com/blog/maximize-savings-2025-hvac-rebates-st-peters-mo/): With new legislation incentivizing homeowners to make energy-efficient upgrades, there’s never been a better time to invest in a new home comfort system. - [Jerry Kelly Heating & Air Conditioning Expands Service Offerings with New Electrical Services Rollout](https://jerrykelly.com/blog/expands-service-offerings-with-new-electrical-services-rollout/): St. Peters, MO — September 4th, 2024 — Jerry Kelly Heating, Air Conditioning, Electrical and Plumbing, a trusted name in residential HVAC services for 47 years, is proud to announce the expansion of their service offerings with the rollout of a new trade—Electrical Services. This expansion allows Jerry Kelly to provide comprehensive electrical service and repairs to residents of St. Peters and the surrounding areas. - [Benefits of an HVAC Zoning System](https://jerrykelly.com/blog/benefits-of-an-hvac-zoning-system/): Most homes have a single-zone HVAC system. This type of HVAC uses a single thermostat, and when the system runs, it sends heated or cooled air throughout your entire home. Zoned HVAC systems are a better approach to heating or cooling your home effectively. Discover what a zoned system is, the different types available, and the eight benefits of having a zoned system in your home. - [Heat Pumps and How They Work](https://jerrykelly.com/blog/heat-pumps-and-how-they-work/): Installing a heat pump is among the best ways to save money and energy on your utility bills as a homeowner. That’s because heat pumps are twice more efficient as traditional air conditioners and furnaces. They are powered by electricity and transfer heat using a refrigerant to ensure your comfort all year round. Besides, they do not burn fossil like furnaces do, making them sustainable and environmentally friendly. Let’s dig deeper into how a heat pump works. - [Is an Air Purifier Worth It?](https://jerrykelly.com/blog/is-an-air-purifier-worth-it/): Air purifiers are becoming increasingly popular as more and more people become aware of the dangers of air pollution and its adverse impacts on their health. While some people may view air purifiers as unnecessary luxuries, the fact is that they can provide several benefits that make them worth the investment. To help you decide if getting an air purifier is right for you, here is everything you need to know about them. - [What Does a Furnace Limit Switch do?](https://jerrykelly.com/blog/what-does-a-furnace-limit-switch-do/): Cold winters in St. Peters would be hard to handle without the help of a good furnace. While the furnace in your home may seem simple, it's actually a complex piece of equipment. One major concern that furnace manufacturers have to manage is ensuring that the furnaces they manufacture don't do damage to the homes where they're installed. To achieve this goal, furnaces come with a variety of safety features, one of which is called the furnace limit switch. To better understand the purpose of this device and make sure that your own furnace is safe to use, check out this guide from your friends at Jerry Kelly Heating, Air Conditioning, Electrical and Plumbing. - [What are the Different Types of Heating Systems?](https://jerrykelly.com/blog/what-are-the-different-types-of-heating-systems/): When you're building a new home in St. Peters, MO or your existing home needs a new heating system, you'll have to choose from a lot of options. The type of heating system best suited for your home depends on many factors, including whether or not it has an existing ductwork system or a natural gas connection. Some additional considerations include your home's layout and age as well as your lifestyle. Let's take a look at 10 types of heating systems to consider for your home. - [Benefits of a Programmable Thermostat](https://jerrykelly.com/blog/benefits-of-a-programmable-thermostat/): In recent years, programmable thermostats have become increasingly popular in many households across the nation. Programmable thermostats are devices designed to adjust the temperature of your indoor space based on programmed settings. You'll no longer worry about forgetting to switch on your thermostat before leaving the house because you can customize your daily schedule on this device. Additionally, this device has an app you can access via your internet-connected device, allowing you to alter the settings on your thermostat remotely. If you haven't decided to jump on the programmable thermostat bandwagon, here are nine reasons you should purchase these devices. - [The 10 Biggest Furnace Mistakes and How to Prevent Them](https://jerrykelly.com/blog/the-10-biggest-furnace-mistakes-and-how-to-prevent-them/): As a homeowner, you want to ensure that you’re doing everything possible to keep your furnace in good working condition. Otherwise, the system can easily malfunction and eventually stop working altogether. Here are the 10 most common furnace mistakes to avoid so you can keep your furnace running smoothly and efficiently all season long. - [Do I Really Need Annual AC Service?](https://jerrykelly.com/blog/do-i-really-need-annual-ac-service/): If you have a centralized air conditioning system in your home, it's likely that your owner's manual recommends having your unit serviced each year by a professional. However, when you're trying to save money in your budget, you may be thinking of skipping this year's maintenance service. We encourage you to think again for all the many reasons that we're going to go over. - [Should I Get A Zoning System For My House](https://jerrykelly.com/blog/should-i-get-a-zoning-system-for-my-house/): For most homeowners, only two things matter when it comes to their home’s HVAC system. The first is whether or not it works. If they set the thermostat to a particular temperature and the system delivers it, they’re happy. The second is whether the system operates efficiently. That’s a bit harder to gauge. Plus, there’s not much you can do to influence an HVAC system’s efficiency other than maintaining it or upgrading it to a newer model. - [11 Reasons Why Your AC Unit Short Cycling](https://jerrykelly.com/blog/11-reasons-why-your-ac-unit-short-cycling/): A properly functioning air conditioner is necessary in many parts of the world, as it helps keep homes and businesses cool during hot weather. However, air conditioners can sometimes develop problems, one of which is known as short cycling. This occurs when the AC unit turns on and off more frequently than usual, and various factors can cause it. - [6 Ways to Prepare Your Air Conditioner for the Missouri Winter](https://jerrykelly.com/blog/6-ways-to-prepare-your-air-conditioner-for-the-missouri-winter/): Now that the summer is behind us, it's time to start thinking about how you can prepare your household for the chilly Missouri winter. While most homeowners realize that they need to get their heating systems ready for the cold weather, far fewer consider how to prepare their air conditioners for winter. - [Why BTU Matters When Having an HVAC Unit Installed](https://jerrykelly.com/blog/why-btu-matters-when-having-an-hvac-unit-installed/): Choosing your own air conditioner or heater for your St. Peters, MO home, might seem like a good way to save money. After all, there are a number of big box stores offering HVAC equipment at discounted prices. Unfortunately, these efforts often cause more problems than they solve. If you wind up purchasing a unit that's too large or small for your home or that isn't powerful enough, you'll wind up spending more money in the long run. One large part of selecting HVAC equipment for any environment is making sure that it's got the right number of BTUs for the intended service area. Purchase your unit from Jerry Kelly Heating, Air Conditioning, Electrical and Plumbing, and you can be sure that it's the right fit for your home. - [How an HVAC Technician Replaces an AC Motor](https://jerrykelly.com/blog/how-an-hvac-technician-replaces-an-ac-motor/): Your air conditioning system has three different motors, each of which could fail and potentially need to be replaced. If any of these motors burn out or begin to fail, it can create a variety of different issues with your AC system. In some cases, it will prevent your system from turning on entirely. Replacing any of the motors is something you will need to have done by a certified HVAC technician. If not, you are likely to cause even more damage and face a much larger repair bill than you would have if you had turned to a professional in the first place. Let's now take a look at the ways that you can tell if your AC motors are bad and how a technician replaces each one. - [All You Need to Know About A/C Efficiency and Ceiling Height](https://jerrykelly.com/blog/all-you-need-to-know-about-a-c-efficiency-and-ceiling-height/): Owning a home with high ceilings is something many people dream about. There is no doubt that high ceilings are beautiful and will increase both the value and aesthetic appeal of your home. One thing that many people don't consider about high ceilings is the impact they can have on the amount of energy that is needed to keep the home cool. High ceilings also have a direct effect on your heating system, as well. Let's take a closer look at how ceiling height impacts HVAC efficiency and what you can do to lessen this effect. - [Does a Home Warranty Cover HVAC Systems?](https://jerrykelly.com/blog/does-a-home-warranty-cover-hvac-systems/): When you see that your home has a warranty, you might assume that the policy covers everything. However, that is not always the case. Coverage will depend on your specific policy and your past maintenance history. - [HVAC Maintenance Prevents Repair Calls](https://jerrykelly.com/blog/hvac-maintenance-prevents-repair-calls/): Your HVAC system may seem to be working perfectly, but the regular wear and tear of daily use can cause unexpected breakdowns at any time. Neglecting your system and assuming it’s running fine can be a costly mistake. Jerry Kelly Heating, Air Conditioning, Electrical and Plumbing has compiled some useful information to save you from having to pay for constant repairs and draining your finances - [How An Updated HVAC System Benefits You](https://jerrykelly.com/blog/how-a-new-hvac-system-benefits-you/): HVAC units can work well for a long time, but as they age, they run into more and more problems—problems that may not be cost-effective to fix. Inefficiencies and frequent breakdowns may be draining your wallet and aggravating health problems. If your HVAC equipment is over 10 years old, it may be to your benefit to upgrade to a new system. - [4 Clever Ways to Save Money on HVAC](https://jerrykelly.com/blog/4-clever-ways-to-save-money-on-hvac/): Your HVAC system constantly uses energy to keep your home comfortably warm or cool. This means it’s always racking up an energy bill, but this energy bill doesn’t need to be as hefty as it is. Jerry Kelly Heating, Air Conditioning, Electrical and Plumbing has done the research to provide you with four great ways to reduce your overall HVAC bills. - [What Causes a Gas Furnace Pilot Light to Go Out?](https://jerrykelly.com/blog/what-causes-a-gas-furnace-pilot-light-to-go-out/): One of the most common problems with aging furnaces in St. Louis area homes is when the pilot light goes out. Depending on the source of the problem, this can either be a one-time incident or something that happens over and over again. Today we’re going to talk about some of the most common reasons that a gas furnace pilot light would go out and what you should do if it happens to you! - [What is a Whole House Humidifier and How Does it Work?](https://jerrykelly.com/blog/what-is-a-whole-house-humidifier-and-how-does-it-work/): When it comes to home comfort, the temperature isn’t everything. Sure, you could have the perfect thermostat settings, but does that mean you’re doing everything you can to stay healthy and save energy in your St. Louis area home? - [What Humidistat Settings Should You Use with Your Furnace’s Humidifier?](https://jerrykelly.com/blog/what-humidistat-settings-should-you-use-with-your-furnaces-humidifier/): Installing a whole-house humidifier is a great way to improve your home’s comfort and efficiency levels and foster a healthier indoor environment. And just as your furnace has a thermostat that allows you to adjust your home’s temperature levels, a humidifier has a humidistat that allows you to adjust your home’s humidity levels. People are generally more familiar with temperature levels than humidity levels, so there can be some confusion about the best humidistat settings to use. Today we’re going to clear the air by talking about how to figure out the right humidistat settings for your St. Louis area home! First, ensure your humidifier’s damper is in the correct position Before we talk about humidistat settings, it’s important to ensure that your humidifier is receiving air in the first place. Most furnace humidifiers will have a damper located on the ductwork that controls the flow of air to the unit. During the warmer months of the year, that damper is closed because the humidifier is not needed. So when it comes time to start using your humidifier, someone (either you or a Jerry Kelly Heating, Air Conditioning, Electrical and Plumbing technician) will have to push the lever on the damper to allow air to flow into the unit. Typically, the correct position will be labeled with something like “open,” “heating” or “winter.” General guidelines for humidistat settings Now that you know that your humidifier is receiving air, it’s time to choose the proper humidistat settings. In general, a comfortable and healthy indoor humidity level is somewhere between 30-55%. More specifically, most homeowners find that a setting between 35-45% achieves the best results. Feel free to experiment with different humidity levels, but pay attention to your home’s windows any time that you increase the humidistat setting. If water starts to build upon your windows, that’s a sign that the humidity is too high and you should decrease the humidistat setting by a few percent levels. Considerations for humidistat settings when it’s very cold outside One thing that you must take into account in regards to your humidistat settings is the temperature outside. On days when it’s very cold outside, your normal humidistat setting might be too high. That’s because the colder temperatures outside of your windows will clash with the higher temperatures and humidity levels on the indoor side of your windows, which will cause condensation to build upon them. This condensation can cause water damage to the walls and floors surrounding your windows. If you notice condensation building up on your windows on very cold days, decrease your humidistat setting by a few percent levels to compensate for the lower outdoor temperatures. Some humidistats will monitor the outdoor temperatures and adjust themselves automatically when it starts to get extremely cold. If you have any questions about your humidifier’s humidistat settings, or if you’d like a heating system serviced or installed in your home, contact Jerry Kelly Heating, Air Conditioning, Electrical and Plumbing, your furnace installation and repair contractor in St. Charles, MO. We provide service all over the St. Louis area, including towns like Ballwin, Chesterfield, and Clarkson Valley, MO. - [Don’t Forget About the 2013 Air Conditioner Tax Credits!](https://jerrykelly.com/blog/dont-forget-about-the-2013-air-conditioner-tax-credits/): Earlier this year we posted a blog about the 2013 tax credits that are available for installing energy-efficient HVAC systems. Now that we only have about three months left in the year, we wanted to remind you about these credits and go over some of the benefits of taking advantage of them before it’s too late! - [4 Tips for Avoiding Spring Allergies Indoors](https://jerrykelly.com/blog/4-tips-for-avoiding-spring-allergies-indoors/): Spring is one of the most beautiful times of the year in the St. Louis area. It’s the season that trees begin to grow new leaves, flowers begin to bloom, and all sorts of other plants and vegetation “spring” back to life. But all of this blooming adds a whole lot of allergens to the air, especially pollen. Although there isn’t much you can do about the number of allergens in the air outside, you can use your home’s air filtration system to relieve your spring allergies indoors. Today we’re going to tell you how! - [How Often Should You Change Your Furnace Filter?](https://jerrykelly.com/blog/how-often-should-you-change-your-furnace-filter/): Winter is approaching here in the St. Louis area, which means we’ll be spending a lot more time indoors in the coming months. For that reason, the heating season is one of the most important times of year to keep up with changing your furnace’s air filter. So let’s take a look at how often you should change your furnace filter to best protect your heating unit and provide clean indoor air for your home. - [Oversized Air Conditioners: Why Bigger is Not Always Better](https://jerrykelly.com/blog/oversized-air-conditioners-why-bigger-is-not-always-better/): Air conditioners come in many different capacities to meet the needs of different-sized homes. But there’s a common misunderstanding that you can choose from a variety of different sizes depending on your preferences and budget, and that a bigger air conditioner will be better for your home. The truth is that every home should be matched with an air conditioner of a specific size, and installing an air conditioner that’s too large can lead to many negative consequences. Today we’re going to talk about why some homes have systems that are too powerful and the problems associated with oversized air conditioners! - [Five Gas Furnace Troubleshooting Tips for St. Louis Area Homeowners](https://jerrykelly.com/blog/five-gas-furnace-troubleshooting-tips-for-st-louis-area-homeowners/): If you’re one of the many St. Louis area homeowners who have a gas furnace, you’re bound to run into an issue at some point or another. Although you might not be an expert in HVAC, there are still some ways you can troubleshoot your unit on your own. - [Cracked Heat Exchanger Detection the Jerry Kelly Way](https://jerrykelly.com/blog/cracked-heat-exchanger-detection-the-jerry-kelly-way/): Here at Jerry Kelly Heating, Air Conditioning, Electrical and Plumbing, we make it a priority to ensure that our customers’ furnaces operate as safely as possible. That’s why when it comes to heat exchangers, we use the most advanced methods available to look for cracks that can threaten the safety of your home. Today we’re going to talk about how we go about detecting cracked heat exchangers to guarantee the safety of furnaces in St. Louis area homes! - [What is a Thermocouple and How Does it Work With Your Furnace’s Pilot Light?](https://jerrykelly.com/blog/what-is-a-thermocouple-and-how-does-it-work-with-your-furnaces-pilot-light/): Earlier this week, we posted a blog about the differences between electronic ignitions and conventional pilot lights. Even though electronic ignitions are becoming more and more common, many St. Louis area homeowners still have furnaces that use conventional pilot lights. If you’re one of those homeowners, you should know about a safety device that’s directly related to your pilot light: the thermocouple. Today we’re going to talk about what a thermocouple is, how it keeps your furnace safe and what can go wrong with this crucial furnace component! - [Have Noisy Ductwork? Know when it’s Normal and when it’s Time to Call a Pro](https://jerrykelly.com/blog/have-noisy-ductwork-know-when-its-normal-and-when-its-time-to-call-a-pro/): The ductwork in most St. Louis area homes produces some level of noise whenever the air conditioner is operating. This noise typically blends into the normal background noise of your house. However, if the noises from your ductwork become significantly louder, or if you’re hearing different noises than usual, it could mean there is a problem with your air conditioner. So let’s go over various noises you might hear from your ducts and how to know when noisy ductwork means it’s time to call a pro! - [Why is Size So Important When Installing an Air Conditioner?](https://jerrykelly.com/blog/why-is-size-so-important-when-installing-an-air-conditioner/): Earlier this week we discussed some of our favorite features to look for in a new air conditioner. Today we want to discuss another topic that’s important when you’re in the process of installing a new air conditioner: size. - [Symptoms of Carbon Monoxide Poisoning from Contaminated Air in Your Home](https://jerrykelly.com/blog/symptoms-of-carbon-monoxide-poisoning-from-contaminated-air-in-your-home/): Like every gas-burning appliance in your home, your furnace produces a certain amount of carbon monoxide (CO). Although a properly operating furnace poses no threat to the health of you or your family, problems such as a cracked heat exchanger can result in excess levels of carbon monoxide in your air. If the CO levels are too high, they can even be life-threatening. A family in O’Fallon, MO, recently had a very close call with a carbon monoxide leak from a dirty furnace. - [How Much Water Does a Whole House Humidifier Use?](https://jerrykelly.com/blog/how-much-water-does-a-whole-house-humidifier-use/): Why does a whole-house humidifier use water? - [High efficiency furnaces: What You Need to Know before Investing in One](https://jerrykelly.com/blog/high-efficiency-furnaces-what-you-need-to-know-before-investing-in-one/): One of the most obvious ways to cut down on your energy bills is to install a high-efficiency furnace. Because these furnaces can extract more heat from the gas they consume, they use less energy to heat your home and begin to save you money immediately. - [Why Homeowners Should Avoid Contractors Who Advertise Routine Refrigerant Boosts](https://jerrykelly.com/blog/why-homeowners-should-avoid-contractors-who-advertise-routine-refrigerant-boosts/): Working with an air conditioning contractor is similar to working with a car mechanic. The people you choose to work with are the experts in their field, and you need to trust that the recommendations they make are in your best interest. Unfortunately in both situations, that’s not always the case. One example of this is when air conditioning contractors advertise routine “refrigerant boosts.” Today we’re going to talk about what refrigerant boosts are, how some untrustworthy contractors use them to take advantage of customers, and the only times when they are necessary! - [Where Should I Set My Thermostat When I’m Away from Home?](https://jerrykelly.com/blog/where-should-i-set-my-thermostat-when-im-away-from-home/): When it comes to thermostat settings, everyone seems to have an opinion. If you run a Google search on the topic, you might come across 5-10 different recommendations. We want to help our customers save energy in the smartest way possible, so today we’re going to answer the question, “Where should I set my thermostat when I’m away from home?” - [Why Choose Jerry Kelly as your Air Conditioner Contractor in the St. Louis Area?](https://jerrykelly.com/blog/why-choose-jerry-kelly-as-your-air-conditioner-contractor-in-the-st-louis-area/): When your air conditioner breaks down in the middle of summer, it might be tempting to call the first contractor you can find so that you can get your unit up and running as soon as possible. What you might not know, however, is that choosing the wrong contractor could cost you all kinds of headaches down the line! Today we’re going to talk about the problems homeowners face when choosing a new air conditioner contractor and how Jerry Kelly Heating, Air Conditioning, Electrical and Plumbing differs from the rest. - [What is an Automatic-Delay Fan Switch and How Does it Improve Your A/C’s Efficiency Levels?](https://jerrykelly.com/blog/what-is-an-automatic-delay-fan-switch-and-how-does-it-improve-your-a-cs-efficiency-levels/): There are many different features to consider when you’re in the market for a new air conditioner. To decide which of those features are right for you, it’s helpful to know a bit more about what each feature does and how it might benefit your home. Today we’re going to highlight one such feature, the automatic-delay fan switch, and tell you why it’s a great thing to look for in a new cooling system! ## Pages - [Faqs](https://jerrykelly.com/homepage/faqs/): If your AC is more than 10–15 years old, needs frequent repairs, or isn’t cooling like it used to, it might be time to consider a replacement. We’re happy to take a look and help you figure out what makes the most sense. - [The Walk to End Alzheimer’s](https://jerrykelly.com/about-us/the-walk-to-end-alzheimers/): erry Kelly Heating, Air Conditioning, Plumbing, & Electrical proudly and passionately participate each year in the Alzheimer’s Association Walk to End Alzheimer’s™. We raise money in honor of our co-founder and all of those suffering from Alzheimer’s disease. Since 2014 Jerry Kelly Heating, Air Conditioning, Electrical and Plumbing has helped raise over $100,000 for the St. Charles County Walk. - [Sponsorships](https://jerrykelly.com/contact-us/sponsorships/): Organization Name *Contact Name & Title *Phone number *Email *Address *Event NameEvent LocationEvent Date Purpose / Mission of EventAre there other HVAC companies sponsoring?YesNo If yes, who else will be sponsoring? - [Terms & Conditions](https://jerrykelly.com/terms-and-conditions/): By opting into SMS communications from Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical, you may receive messages including but not limited to: - [Why Choose Us](https://jerrykelly.com/about-us/why-choose-us/): Jerry Kelly Heating, Air Conditioning, Electrical and Plumbing stands out from competitors—and that’s not just lip service. There’s a difference you’ll feel immediately, beginning with our customer-centered approach and continuing with flexible, round-the-clock scheduling. We’re there when customers need us. - [Kirkwood, MO](https://jerrykelly.com/service-area/kirkwood-mo/): Kirkwood homeowners take comfort very seriously, which is why the team at Jerry Kelly Heating and Air Conditioning works tirelessly to keep HVAC systems going strong throughout Kirkwood, MO. - [Heating Maintenance | Wildwood MO](https://jerrykelly.com/service-area/wildwood-mo/heating-maintenance/): For peace of mind and trusted comfort, rely on experienced heating maintenance in Wildwood, MO to prepare you for winter. Scheduled visits by furnace maintenance experts to test, inspect, and provide precision tune-ups beat surprise repairs and high energy bills later on. With HVAC maintenance, customers can relax, knowing that their systems have been professionally checked and adjusted. In addition to reliability and energy savings, a well-maintained system tends to have a longer service life! - [Heating Maintenance | Wentzville MO](https://jerrykelly.com/service-area/wentzville-mo/heating-maintenance/): Finding a team that offers exceptional heating maintenance in Wentzville is easy when you come to the team at Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical. We know how important it is to arrange regular furnace maintenance to keep your system in great condition. But it’s also important to choose the right team. In doing so, you can look forward to a system that performs at its best throughout the winter months and which also saves you money on your energy costs. A well-maintained system will operate perfectly when you need it the most, and respond to your demands quickly and reliably. - [Heating Maintenance | St Charles MO](https://jerrykelly.com/service-area/st-charles-mo/hvac/heating-maintenance/): For years now, the team at Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical has been providing professional heating maintenance in St. Charles, MO. We know how important your comfort is to you and your family, and we’ll have your system in great shape before the freezing weather hits. There’s nothing like cozying up in front of the TV in a warm home or arriving home to whole-house comfort that’s like a warm hug. Let us keep your heating system working perfectly with furnace maintenance you can count on. - [Heating Maintenance | Portage Des Sioux MO](https://jerrykelly.com/service-area/portage-des-sioux-mo/heating-maintenance/): If you’re looking for heating maintenance in Portage Des Sioux, you need instant results. Delaying proper upkeep on your system can result in breakdowns during cold weather when you need your heat the most. It’s easy to ignore your furnace when it’s running correctly, but small issues can creep up on you and turn into bigger repairs. - [Heating Maintenance | Old Jamestown MO](https://jerrykelly.com/service-area/old-jamestown-mo/heating-maintenance/): If you’re looking for reliable heating maintenance in Old Jamestown, MO, you’ve found the right company. During the frigid winter months, keeping your home warm and comfortable is essential. That’s why our team of experienced HVAC professionals is dedicated to providing quality furnace maintenance services. Regular furnace maintenance can prevent unexpected breakdowns and extend the lifespan of your heating system. - [Heating Maintenance | Ofallon MO](https://jerrykelly.com/service-area/ofallon-mo/hvac/heating-maintenance/): You need someone reliable to handle your heating maintenance in O’Fallon, MO, and the professionals at Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical can help you keep warm during the cold winter months. We know furnace malfunctions don’t happen on a schedule, so we offer 24/7 emergency services to get your unit running again, even if it’s outside of normal business hours. We’ve been servicing furnaces for more than 40 years and even offer an HVAC maintenance plan to make it easier to keep up with recommended servicing. If you’re in the market for a new furnace, or the one you have requires some unexpected repairs, we’ll be there to provide you with budget-friendly options to meet your needs. - [Heating Maintenance | Maryland Heights MO](https://jerrykelly.com/service-area/maryland-heights-mo/heating-maintenance/): If you’re in Maryland Heights, MO, and need a professional technician for heating maintenance, you’ve found the right company for the job. A working heating system is critical for home comfort, especially during the cold winter months. Our experienced HVAC professionals provide skilled furnace maintenance, including comprehensive inspections, cleaning and tune-ups. We use the latest equipment to identify potential issues and get your system functioning optimally. With our reliable heating solutions, you can rest easy knowing that your home will be warm regardless of what Mother Nature throws your way. - [Heating Maintenance | Lake Saint Louis MO](https://jerrykelly.com/service-area/lake-saint-louis-mo/heating-maintenance/): To prevent your heating unit from breaking down when you need it most, it’s vital to schedule heating maintenance in Lake Saint Louis, MO, on a regular basis. Your furnace requires professional upkeep to work at its best. If you wait until you start experiencing issues, you run the risk of paying a steep price for repairs. In addition, the longer you ignore heating problems, the more likely the damage is to spread. During routine furnace maintenance, an expert will detect issues early on to prevent them from becoming more serious. HVAC maintenance also helps extend the lifespan of your unit and boosts its performance. - [Heating Maintenance | Ladue MO](https://jerrykelly.com/service-area/ladue-mo/heating-maintenance/): Keeping up with heating maintenance in Ladue, MO, is essential to ensure a warm and comfortable winter, insulated from freezing temperatures. When looking for a company you can trust to be there when you need them and consistently provide quality service, Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical is here to answer the call. - [Heating Maintenance | Florissant MO](https://jerrykelly.com/service-area/florissant-mo/heating-maintenance/): The key to your family’s reliable comfort is expert heating maintenance in Florissant, MO. With regular visits to inspect, test, and tune-up, our furnace maintenance experts can make sure each heating season begins in confidence. That one service can help prevent multiple repair calls, reduce energy costs, and extend the service life of your equipment. With a company-wide emphasis on HVAC maintenance, you benefit with more preventive care and fewer disruptions to your life. It’s a smart way to handle comfort. - [Heating Maintenance | Ellisville MO](https://jerrykelly.com/service-area/ellisville-mo/heating-maintenance/): Staying warm throughout the winter is much easier when you start with annual heating maintenance in Ellisville, MO. A expert visits your home to inspect, test, and tune-up, and provide other furnace maintenance services. This ensures that when the temperature drops after Thanksgiving, your heating system keeps on working hard until spring. You can get better energy efficiency, more reliable operation which translates to fewer urgent repairs, and most of all, safer operation with HVAC maintenance. - [Heating Maintenance | Des Peres MO](https://jerrykelly.com/service-area/des-peres-mo/heating-maintenance/): Heating maintenance in Des Peres, MO, keeps your furnace running as it should through the cold months. Furnace maintenance is a preventative measure that lets you address small issues in your heating system before they turn into larger and more expensive problems. The best way to ensure optimal performance and efficiency from your heating system is with annual maintenance services from skilled professionals. - [Heating Maintenance | Creve Coeur MO](https://jerrykelly.com/service-area/creve-coeur-mo/heating-maintenance/): When it comes to heating maintenance in Creve Coeur, MO, homeowners need to know the importance of annual fall service to keep their furnaces running efficiently and safely. By familiarizing yourself with the basics, you can be better prepared to make informed decisions about your home’s heating system. Furnace maintenance involves a series of checks and adjustments designed to optimize the functionality of your unit. It’s not just about fixing what’s broken; it’s about enhancing performance, boosting energy efficiency, and proactively addressing potential issues before they escalate into major problems. - [Heating Maintenance | Bridgeton MO](https://jerrykelly.com/service-area/bridgeton-mo/heating-maintenance/): Efficient, reliable heat throughout the winter is one of many benefits of heating maintenance in Bridgeton, MO. It doesn’t take long, a few hours scheduled at your convenience for inspection, testing, and tune-up, along with other furnace maintenance services. Having invested a bit of time to prepare, you can then enjoy a winter of hardworking heating with a minimum of trouble and a maximum of efficiency. You’ll know that when you turn up the thermostat, the system that responds has been carefully checked and adjusted by an HVAC maintenance professional. - [Heating Maintenance | Ballwin MO](https://jerrykelly.com/service-area/ballwin-mo/hvac/heating-maintenance/): Did you know that heating maintenance in Ballwin, MO, could save you money on your energy costs and also help you to avoid replacing your system prematurely? From replacing filters and cleaning your system to testing the pilot light and calibrating components, there are so many ways we can help your system. Think about how often you’re going to depend on your furnace throughout the winter. Doesn’t it deserve the best furnace maintenance that it can get? - [Heat Pump Services | Wildwood MO](https://jerrykelly.com/service-area/wildwood-mo/heat-pump-services/): The best company to call if you need heat pump services in Wildwood, MO, is Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical. Our area of expertise is heat pump installation, maintenance, and repair. We can restore optimal functionality to your heat pump if it’s not operating at its best or carry out preventative checks. To learn more about the advantages of heat pump installation, please get in touch with us right now. - [Heat Pump Services | Wentzville MO](https://jerrykelly.com/service-area/wentzville-mo/heat-pump-services/): For the best heat pump services in Wentzville, MO, call the team at Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical. We offer years of experience in heat pump repair and installation, and we’d be delighted to give you a quote. Have you heard about the fantastic benefits of heat pumps? These efficient systems are designed to provide heating and cooling from one unit and reduce your energy costs. We can recommend the ideal heat pump system for your home and arrange installation when it suits you. - [Heat Pump Services | St Charles MO](https://jerrykelly.com/service-area/st-charles-mo/hvac/heat-pump-services/): Rising energy bills mean many families are looking for more energy-efficient ways to heat and cool their homes. Heat pumps are versatile devices that can be used for both heating and cooling and consume very little energy compared to traditional furnaces and AC systems. Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical offers a variety of heat pump services in St. Charles, MO, including installation, repairs, and maintenance. If you’re renovating your property or considering updating an aging furnace, now might be a good time to switch to a heat pump. - [Heat Pump Services | Ofallon MO](https://jerrykelly.com/service-area/ofallon-mo/hvac/heat-pump-services/): At Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical, we offer heat pump services in O’Fallon, MO, which improve comfort and reduce energy costs. If you’ve been considering heat pump installation for some time, why not take the first step today? Perhaps your existing furnace or AC system is on its last legs due to its age and wear and tear. Our heat pumps are a great upgrade and provide heating and cooling from one unit. They are one of the most efficient ways to set the perfect climate throughout your home. - [Heat Pump Services | Florissant MO](https://jerrykelly.com/service-area/florissant-mo/heat-pump-services/): When you need heat pump services in Florissant, MO, the best thing to do is contact Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical. We specialize in heat pump repair, maintenance, and installation. If your heat pump isn’t working properly, we can get it functioning well again. Contact us today to find out about the benefits of heat pump installation for your Florissant home. - [Heat Pump Services | Chesterfield MO](https://jerrykelly.com/service-area/chesterfield-mo/heat-pump-services/): For reliable heat pump services in Chesterfield, MO, get in touch with the team at Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical. We offer years of experience in heat pump repair and heat pump installation. Whether you are looking to arrange installation for the first time or need a fault checked on your existing system, we’re here. You’ll always receive outstanding service, especially when it comes to getting the most out of heat pump systems. If you don’t already know, heat pumps provide heating and cooling from one system. They are designed to use minimal energy and could help you save big on your energy costs. - [Heat Pump Services | Ballwin MO](https://jerrykelly.com/service-area/ballwin-mo/hvac/heat-pump-services/): For the best heat pump services in Ballwin, MO, you need the expertise of Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical. We’re here to help you with heat pump installation and heat pump repair, and our team has years of experience helping you get the best from these exceptional systems. If you are considering heat pump replacement or installation, we can advise you on the best system to choose for your home. From selecting a system to installation, we’re here to help you every step of the way. - [Furnace Repair | Wildwood MO](https://jerrykelly.com/service-area/wildwood-mo/furnace-repair/): When you need furnace repair in Wildwood, MO, you can rely on Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical. We provide heater repair quickly and professionally. If you are having trouble with your home heating system, please call an HVAC expert. We provide highly rated furnace services in Wildwood. - [Furnace Repair | Wentzville MO](https://jerrykelly.com/service-area/wentzville-mo/furnace-repair/): As experts in furnace repair in Wentzville, MO, we know just how important your furnace is to the comfort and harmony of your home. When the cold weather sets in, you want to be sure that your furnace will kick in when it’s needed and work reliably during the season. We offer heater repair that you can trust and which will ensure your system is able to cope with demand. - [Furnace Repair | St Charles MO](https://jerrykelly.com/service-area/st-charles-mo/hvac/furnace-repair/): You can count on Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical to provide you with reliable furnace repair in St. Charles, MO. Our heater repair service is known for being prompt and reliable. Call an HVAC team member if your furnace will not start, is making an odd noise, or is not providing sufficient heat. We provide the best heating system repair in St. Charles, so please don’t hesitate to reach out. - [Furnace Repair | Portage Des Sioux MO](https://jerrykelly.com/service-area/portage-des-sioux-mo/furnace-repair/): If you are looking for furnace repair in Portage Des Sioux, MO, then you can rely on Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical. Our furnace service is fast and effective. You can call us if your furnace won’t start, makes a strange noise, or provides inadequate heat. Contact an HVAC technician today to schedule heater repair in Portage Des Sioux. - [Furnace Repair | Old Jamestown MO](https://jerrykelly.com/service-area/old-jamestown-mo/furnace-repair/): You can count on Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical to provide fast and reliable furnace repair in Old Jamestown, MO. Our heating system repair service has been serving the local area for more than four decades. If your furnace isn’t starting easily, is making noises, or isn’t producing enough heat, contact an HVAC technician. You can count on us for all your furnace service needs in Old Jamestown. - [Furnace Repair | Ofallon MO](https://jerrykelly.com/service-area/ofallon-mo/hvac/furnace-repair/): When you need 24/7 furnace repair in O’Fallon, MO, you need the team here at Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical. Calling an HVAC specialist is all you need to do to get a swift resolution to any furnace problem you are experiencing. Our team offers years of experience in heater repair and our furnace service is second to none. We’ll always aim to get to you on the same day. We want your home to feel like home again and to improve your levels of comfort. - [Furnace Repair | Maryland Heights MO](https://jerrykelly.com/service-area/maryland-heights-mo/furnace-repair/): If you need furnace repair in Maryland Heights, MO, you can count on Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical. Our heater repair service handles furnaces that won’t start, noisy heating systems, and more. Heating system repair isn’t something to put off for too long. if you notice even the smallest change in your heating efficiency, it’s time to bring in our team. Make an appointment with an HVAC technician now for heating system repair in Maryland Heights! - [Furnace Repair | Lake Saint Louis MO](https://jerrykelly.com/service-area/lake-saint-louis-mo/furnace-repair/): You can trust Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical for furnace repair in Lake Saint Louis, MO. Our furnace service is efficient and professional. If your furnace won’t turn on, is making odd noises, or isn’t producing enough heat, give an HVAC specialist a call. To arrange heater repair in Lake Saint Louis, you can get in touch with us right now. - [Furnace Repair | Ladue MO](https://jerrykelly.com/service-area/ladue-mo/furnace-repair/): If you need furnace repair in Ladue, MO, you can count on Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical. We provide a prompt, professional heater repair service. Please call an HVAC specialist if you are having trouble with your home’s heating system. We’ve been providing furnace services in Ladue for more than 45 years. - [Furnace Repair | Ellisville MO](https://jerrykelly.com/service-area/ellisville-mo/furnace-repair/): You can trust Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical for furnace repair in Ellisville, MO. We provide prompt and professional furnace services. Please give an HVAC expert a call if you are experiencing problems with your home heating system in Ellisville. We can carry out heating system repair to make your home warm and comfortable once again. - [Furnace Repair | Des Peres MO](https://jerrykelly.com/service-area/des-peres-mo/furnace-repair/): If you are in need of furnace repair in Des Peres, MO, you can count on Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical. We have been providing furnace services in the local area for almost half a century. You can give us a call if your furnace won’t turn on, is making strange noises, or isn’t giving enough heat. Get in touch with an HVAC technician right away to arrange heater repair in Des Peres. - [Furnace Repair | Creve Coeur MO](https://jerrykelly.com/service-area/creve-coeur-mo/furnace-repair/): Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical provides furnace repair in Creve Coeur, MO. If your furnace won’t start, makes unusual noises, or doesn’t heat your home effectively, call us. We’re the most trusted heating system repair service in Creve Coeur, so please call an HVAC technician to schedule heater repair today! - [Furnace Repair | Ballwin MO](https://jerrykelly.com/service-area/ballwin-mo/hvac/furnace-repair/): If you need furnace repair in Ballwin, MO, Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical is the company to call. Our furnace service is reliable, professional, and respectful of your time. You can contact an HVAC specialist if your furnace will not start, makes an odd sound, or offers insufficient heat. Contact us immediately to schedule Ballwin heater repair. - [Furnace Installation | Winchester MO](https://jerrykelly.com/service-area/winchester-mo/furnace-installation/): If you’re in search of reliable furnace installation in Winchester, MO, it’s important to do your research. Ensuring your home stays warm during the chilly seasons is crucial for both comfort and safety. - [Furnace Installation | Wildwood MO](https://jerrykelly.com/service-area/wildwood-mo/furnace-installation/): For furnace replacement in Wildwood, MO, you can count on Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical. Whether you need a new furnace to replace an existing one or are making the switch to a furnace from a boiler or heat pump, our team is equipped to handle the job. We’ll complete your heater replacement and get your new system up and running in no time. Here’s a closer look at our services and what it’s like to work with our team. - [Furnace Installation | Town and Country MO](https://jerrykelly.com/service-area/town-and-country-mo/furnace-installation/): Furnace installation in Town and Country, MO, is a critical service for homeowners looking to secure and enhance their comfort during the cold seasons. - [Furnace Installation | St Peters MO](https://jerrykelly.com/service-area/st-peters-mo/hvac/furnace-installation/): Please call Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical if you need furnace installation in St. Peters, MO. Our furnace replacement service is fast, effective, and professional. If you are tired of calling for repairs for your aging furnace, it’s time to consider replacement. Contact us today to discuss your options for heating system installation in St. Peters. - [Furnace Installation | St Charles MO](https://jerrykelly.com/service-area/st-charles-mo/hvac/furnace-installation/): When you need a reliable furnace installation team for your St. Charles, MO home, time is of the essence. If the temperature in your home is inconsistent, uneven, or just entirely too cold, you might need a furnace replacement. While you might not want to pay for a new furnace, you probably don’t want to pay for repeated repair needs either. However, that’s exactly what happens when your furnace gets old. Repeated repairs, higher energy bills, and a cold home are all signs it’s time to retire your old furnace. - [Furnace Installation | Portage Des Sioux MO](https://jerrykelly.com/service-area/portage-des-sioux-mo/furnace-installation/): Are you looking for a reliable furnace installation company in Portage Des Sioux? It can be frustrating to deal with fluctuating temperatures in your home or worse, a lack of heat altogether. A reliable heater for your Portage Des Sioux home isn’t a luxury, it’s a necessity. If all the signs of an impending breakdown are there, don’t put off finding the best furnace replacement company to help you out. The last thing anyone needs is to end up cold and miserable in the middle of winter while waiting for an HVAC company to finally see them as a priority. - [Furnace Installation | Olivette MO](https://jerrykelly.com/service-area/olivette-mo/furnace-installation/): If you are searching for professional furnace installation in Olivette, MO, then you probably know that Midwest winters can be severe. Furnaces are essential for providing heat during the cold winter months, and an expert technician can ensure that the unit is installed correctly and safely. - [Furnace Installation | Old James Town MO](https://jerrykelly.com/service-area/old-jamestown-mo/furnace-installation/): Furnace installation is essential for homes in Old Jamestown, MO. The weather can get incredibly cold here in the winter, so you’ll need a properly functioning furnace to keep your home at a comfortable temperature throughout the season. Whether you are adding a new furnace to a home under construction or need a furnace replacement for your existing system, the Jerry Kelly Heating, Air Conditioning, Plumbing, & Electrical team is up to the task. Read on to learn more about our furnace services for your home. - [Furnace Installation | Ofallon MO](https://jerrykelly.com/service-area/ofallon-mo/hvac/furnace-installation/): If you need furnace installation in O’Fallon, MO, and you’re not sure who to turn to, let us make the decision easy. With our years of experience in heating installation and our dependable systems, you can trust our team to give you the best possible service and results. We know you’ll want your furnace up to speed before the cold weather hits. That’s why we recommend calling us as quickly as you can to arrange furnace replacement. Worried about the cost? Why not ask us about our on-approval financing options? They can make your furnace more affordable by spreading the cost over a number of months. We always try to make the replacement of your heating system as cost-effective and convenient as possible. Speak to our friendly team now to find out more. ## Services - [Electrical Repair St. Peters, MO ab](https://jerrykelly.com/electrical-services/electrical-repair-ab/) - [Plumbing Repair St Peters, MO ab](https://jerrykelly.com/plumbing-services/plumbing-repair-ab/) - [Drain Clearing Service St Peters, MO ab](https://jerrykelly.com/drain-services/drain-clearing-service-ab/) - [Heating Repair St Peters, MO](https://jerrykelly.com/hvac-services/heating-repair-ab/) - [Heating Installation St Peters, MO ab](https://jerrykelly.com/hvac-services/heating-installation-ab/) - [Furnace Installation St Peters, MO ab](https://jerrykelly.com/hvac-services/furnace-installation-ab/) - [Furnace Repair St Peters, MO ab](https://jerrykelly.com/hvac-services/furnace-repair-ab/) - [Frozen/Burst Pipe Repair St Peters, MO](https://jerrykelly.com/plumbing-services/frozen-burst-pipe-repair/) - [Drain Clearing Service St Peters, MO](https://jerrykelly.com/drain-services/drain-clearing-service/) - [Air Conditioning Repair St Peters, MO](https://jerrykelly.com/hvac-services/air-conditioning-repair/) - 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