Sitemap About Certifications Testimonials FAQs Glossary Review Us Lennox Products Lennox Furnaces Gas Furnaces Lennox Signature Collection Elite Series Merit Series Lennox Air Conditioners Lennox Signature Collection Elite Series Merit® Series Lennox Heat Pumps Lennox Signature Collection Elite Series Merit Series Lennox Comfort Controls Wi-Fi Enabled Digital Thermostats Lennox Indoor Air Quality Systems Filtration Air Purification Lennox Packaged Systems Lennox Air Handlers Lennox Signature Collection Elite Series Merit Series Energy Star Lennox Products Lennox Climate Control Lennox Energy Efficient HVAC Products First Air Conditioner More Than 25 SEER Ultimate Comfort Systems Energy Efficient Air Conditioners Lower Utility Bills Dual Fuel Systems Services Service Agreements Utility Rebate Appraisal Energy Calculator HVAC Repair Blog What Should You Set Your Thermostat to in the Winter? 10 Most Frequent Lennox Furnace Error Codes How Much Does an HVAC Technician Make in St. Louis? How Much Space Does My Furnace Need in St. Louis? When Should I Cover My Air Conditioner in St. Louis? How Much Space Does My Air Conditioner Need in St. Louis? How to Clean Your Air Conditioner in St. Louis Will closing my vents help with my energy bills? Why does it smell bad when my air conditioner runs? Signs that AC Repair is Needed How to Keep Your Air Conditioner from Failing How Does My Family's Health Impact Buying a New Air Conditioner? Do Houseplants Improve Air Quality in Your Home? The HVAC Zoning Guide for Empty Nesters My Lights Flicker When I Use My HVAC. Should I be Concerned? How can I determine the age of my furnace? What You Should Think About When Replacing Your Furnace What size furnace do I need? How Can I Manage My Energy Costs What can I do during winter months to lower my energy bills? How Learning Thermostats are Different from Programmable Thermostats Why is My Gas Furnace Blowing Cold Air? Its Never Too Late for Furnace Installation Why is the right amount of humidity so important for your home? The Benefits of Hiring a Qualified Technician for Maintenance What do HVAC ratings mean? What a Smart Thermostat Can Do for Your Home What do new homeowners need to know about their air conditioner? What you need to know about packaged units How do I know if my air conditioner is running properly this summer? What does an air purification system do? What exactly impacts indoor air quality? How Do I Know if I Need a New Air Conditioner? What can I expect during my air conditioning installation? What can I do to help my indoor air quality during allergy season? What are the advantages of a zoning system? Is a Mini Split Right for You? How to Know When Its Time for a Furnace Repair Why is Your Furnace Tripping Your Circuit Breaker? How Does Furnace Maintenance Impact the Energy Efficiency of Your Home? Tackling Dry Air in the Winter How You Can Help Minimize the Heat Leaving Your Home How Indoor Air Quality Affects Your Home The Real Value of Keeping Your Furnace Maintained How to Pick Out the Right HVAC Contractor Things You are Doing to Stay Warm That are Actually Making You Colder Which Furnace Service Plan Should I Get? How to Evenly Heat and Cool Your Home What to Expect When You Get a Furnace Installed How Can Furnace Service Help You Sleep Better? Stay Ahead of the Game, Get Your Furnace Maintenance Done Before Winter Hits How to Prep Your Home for Cooler Fall Temperatures What Options Do You Have for Solar Air Conditioning in St. Louis? How Severe Weather Can Lead to an AC Repair How Indoor Air Quality Affects Your Allergies What Size Should My Bathroom Ventilation Fan Be? Why Does Your Air Conditioner Freeze in Summer? What You Need to Ask Before Hiring an AC Repair Company How to Find and Fix Hot and Cold Spots Using a Mini Split for an Add-On to Your House An Air Purifier Can Take Your Homes Comfort to the Next Level How Often Should You Expect to Get Air Conditioning Service Done? What is an Air Handler and What Does It Do? Things to Consider When Replacing Your Air Conditioner How AC Repair and Maintenance Can Actually Save You Money Why Its Important to Have Your AC Professionally Installed How to Determine if Its Time for an AC Repair or Replacement How to Tell Your Heating and Cooling Service Provider What Sound Your System is Making How to Choose a Heating and Air Conditioning Company Take These Simple Steps to Get the Most out of Your Homes Energy Efficiency Getting Your Air Conditioner Ready for Summer Why Its Important to Take Care of AC Repairs Before It Warms Up Smart Thermostats How to Keep Your St. Louis Home Comfortable This Winter What To Do When the Heat Goes Out What You Need to Know about Whole-House Humidifiers and Mold How to Tell if Your Ducts Need to be Cleaned The importance of furnace maintenance Dont DIY, Hire A Pro dont take on the additional cost of having to repair or fix an improper repair job What energy efficiency ratings mean and why theyre important Make your home even more cozy this winter with proper humidification Why you should invest in annual furnace service When should you have your ducts cleaned? Why you should replace your air filter this winter Having problems with your furnace? Furnace service may be the answer Choosing the Right Company to Handle Your Furnace Repair Why Now is the Best Time for Furnace Replacement Why Does Your Furnace Smell When You Turn It On? How to Tell If You Need to Improve Your Indoor Air Quality 3 Ways to Make Sure Your Furnace is Ready for Fall Keeping Your Home Comfortable As Fall Arrives Everything You Need to Know About Air Filters Take Control of Your Homes Temperature with Zoned Comfort System Stay in Control of Your Comfort and Your Energy Expenses How Air Conditioner Service May Help You Sleep Better Fend Off Fall Humidity: Boost Your Indoor Air Quality How to Keep Your Air Conditioner Running Well Through the Fall How You Can Reduce the Effects of Allergies in Your Home This Fall What You Need to Know About Indoor Air Quality How to Help Your Air Conditioner Run at Peak Performance The Benefits of a Mini-Split System How Does an Air Conditioner Work? How to Know It May Be Time for Air Conditioner Service What is load calculation and how does it factor in to my new air conditioner? What to Do About an Air Conditioner Leaking WaterTips from Your AC Repair Experts What is Dust Made of and How Does It Affect Your Indoor Air Quality? What to Know When Replacing Your Air Conditioner Figuring Out If Its Time for AC Repair or Replacement How to Reduce the Impact of Air Quality Irritants Tips to Get Your Air Conditioner Ready for Summer 3 Things Impacting Your Indoor Air Quality Add AC Repair and Service to Your Spring To-Do List The Problem with Dry Air Using Your Fan and Air Conditioner in St. Louis How to Take Advantage of Your Furnaces Efficiency How to Take Advantage of Your Air Conditioners Efficiency Do I need a zoned home? Snowstorms and Furnaces What Can I Do to Lower My Energy Bills in St. Louis? What Size Should My Replacement Furnace Be? How to Choose an HVAC Contractor in St. Louis How Can I Improve My Indoor Air Quality? Choosing the Right Humidifier for Your St. Louis Home Simple Ways to Avoid Calling for Furnace Repair this Winter Easy Ways Keep Heat from Escaping Your St. Louis Home Is it Time for Furnace Service or Replacement? Furnace Service, AFUE and What They Mean for You in St. Louis How Furnace Repair and Maintenance Can Improve Indoor Air Quality Comfort Maximized From New Plants to Furnace Service Thermostat Tips from Your Furnace Service Technician How to keep your St. Louis home comfortable this winter Things You Do to Stay Warm that Actually Make You Colder in St. Louis Tips to Improve Your Furnace Efficiency in St. Louis What to Do When the Heat Goes Out in St. Louis Prior to Furnace Repair Furnace Service and More: 5 Ways to Take On Heating Costs in St. Louis Places to Check for Leaking Air Prior to Furnace Service in Your St. Louis Home Consistent Comfort No Matter The Season in St. Louis with Furnace Service Furnace Troubleshooting: What to Do Before Calling for Furnace Repair Choosing the Right Heating and Air Conditioning System for St. Louis Take the Guesswork Out of Air Conditioner Service: Upgrade to a Smart Thermostat in St. Louis The Real Value of Professional Air Conditioner Service in St. Louis Furnace Service or Furnace Replacement: What to Consider Too Soon? Think Again Now is the Time for Furnace Service in St. Louis Humidifiers: the Unexpected Comfort Provider How to Stay Cool Without Spending a Lot on Air Conditioner Service Ventilation: A Breath of Fresh Air for Your St. Louis Home and Indoor Air Quality 3 Things Homeowners Dont Do That Leads to AC Repair Germicidal Lights: Can Help Reduce Germs and Improve Your Indoor Air Quality Getting Rid of Hot and Cold Spots with Air Conditioner Service Dehumidifiers: Keeping your home dry for more home comfort What to Look for in an AC Repair Technician Air Conditioner Service: Pay a Little Now, Save Later Beat Seasonal Allergies with Air Purification How Can a Tune-Up Help Your Air Conditioner During the Summer Months? Air filtration: the unsung hero of seasonal allergies What You Need to Know about Indoor Air Quality Air Conditioner Replacement: what to do when your air conditioner stops working 5 of the Most Common Problems that Lead to Air Conditioner Service Things to Look For When Facing Air Conditioner Replacement Utilize Rebates and Credits for your next Air Conditioner Replacement Get the Most Out of Your Air Conditioner What to Expect on Air Conditioning Installation Day Understanding HVAC Ratings before an Air Conditioner Replacement AC Repair: Signs that Air Conditioner Repair is Needed The Importance of Professional AC Installation Consider System Matching in Your Next Air Conditioner Replacement Air Conditioner Service: Make the Most of Springtime Efficiency Preparing Your Furnace for the Off-season Prepping Your Home for Spring Break Vacation DIY Furnace Troubleshooting Getting Started With Solar in St. Louis Humidification in the Winter Heat Pumps Year-round Comfort Set Your Thermostat for Maximum Comfort and Savings Benefits of Routine HVAC Maintenance How Your Furnace Impacts Indoor Air Quality How to Evenly Heat Your Home How to Lower Your Heating Bills in St. Louis this Winter When Should You Replace Your Furnace? Take These Simple Steps to Boost Your Homes Energy Efficiency 6 Ways to Get Lower Utility Bills this Winter Three Steps for Preparing Your Energy Efficient Furnace for Winter Oil or Gas: Which Furnace is Right for You and the St. Louis Weather? Promotions Receive a rebate up to $1,600 or finance a new Lennox system for as low as $116 a month! Maintenance Check Financing Contact Us Heating Furnace Repair Furnace Installation Furnace Replacement Furnace Maintenance Cooling Air Conditioning Repair Air Conditioner Service AC Installation Air Conditioner Replacement Air Conditioner Maintenance Indoor Air Quality Why IAQ? 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