Save $1,000 on a new, efficient, Daikin System.

6 months zero interest, zero payments, and more.

Ten year loan begins at 9.99% after initial 6/mo period. 12 year warranty

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Proud recipients of the BBB Torch Award for outstanding ethics and integrity.

The BBB Torch Award speaks to our shared mission of providing the community with trustworthy and reliable HVAC and home performance services. 

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The heat of summer is just around the corner, don't get caught off guard.

Schedule a precision tune-up today. Our team of qualified experts provide maintenance for ALL makes, models and brands. 

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We want your home comfortable and your bills low—but most importantly, we want you happy! 

Customer service is priority #1.

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Your heating and cooling system are just one part of your whole home comfort

We’re here to keep you comfortable all year long.

10% off All Insulation and Air Sealing Services up to $200

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The Trusted St. Louis HVAC Contractor

Energy Audits, Heating and AC Repair and Replacement in St. Louis

Finding a heating and cooling contractor near you that you can trust is one thing, and often times finding a contractor that is available 24/7 is another. Fortunately for homeowners throughout the greater St. Louis area, SmartHouse makes it our day to day business to be both for our customers! The NATE, ENERGY STAR Missouri, and Building Performance Institute certified team at SmartHouse is dedicated to finding the right solutions for your home comfort, saving you energy and increasing the health of your indoor environment.

From AC Replacement & Furnace Repair to Insulation & Air Sealing

SmartHouse offers an extensive array of heating, cooling, diagnostic, and improvement services for both existing homes and new construction jobs. Not only can we repair and maintain any make and model of air conditioner, boiler, or furnace, we can also diagnose your home performance issues through a comprehensive energy audit, then recommend the right home improvements to reduce your heating and cooling needs. From there, we can handle your AC and furnace replacement with new equipment that is perfectly sized, to save you money on your energy bills for years to come!

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The Best Equipment, The Best Price

Homeowners make the Smart Choice because they know we stand behind our work, and because SmartHouse is dedicated to delivering reliable quality at the best possible price. We always offer multiple options for improving the efficiency and affordability of your home, like innovative Daikin, Carrier and Mitsubishi systems. But you can rest easy, knowing your home comfort needs will always take precedence over any kind of sales quota. We can even reduce the cost of your AC or furnace installation through our list of rebates, incentives, and financing options!

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SmartHouse is Available

24/7

At SmartHouse, our knowledge, training, positive attitude toward service, and business ethics makes us the “Smart Choice” for all of your heating, cooling, efficiency, and comfort needs. However, you don’t just need our expertise during “usual” business hours — when you need emergency HVAC services, you need them right away! When you call SmartHouse, you will:
  • Speak to a live person, any hour of any day
  • Get access to emergency HVAC service 7 am – 10 pm, 7 days a week.

Schedule Now

Latest Blog Posts

March 9, 2022

How Does Insulation Help Keep Me Comfortable?

Looking to make your St. Louis home more comfortable? Upgrading insulation can make a big difference, by reducing indoor drafts and creating more consistent room-to-room temperatures. With added insulation and air sealing, you’ll also enjoy reduced energy waste. This lowers your heating and cooling costs, saving you money every month. SmartHouse uses a variety of blown in cellulose, fiberglass and Read more...
February 28, 2022

Energy and Money Saving Home Improvements

Looking for home improvements that will save you money and energy? With help from SmartHouse, you can find the right projects for your St. Louis home. Upgrading to a new energy efficient furnace or AC can lower monthly energy bills. Ducted heat pumps and ductless mini-splits are even more efficient, saving you even more money. Smart thermostats optimize HVAC operation Read more...
February 4, 2022

The Best Ways to Program Your WiFi Thermostat for Actual Savings

Tired of wasting energy and doing double takes every time you get a new energy bill? WiFi thermostats, also called smart thermostats, not only make it easier and more convenient to keep your home comfortable, but they can lead to significant energy savings and lower heating bills in the winter as well. By setting up your smart thermostat correctly, the Read more...