1,626 Affton, MO HVAC Contractors

What do HVAC contractors do? “HVAC” stands for “heating, ventilation and air conditioning.” An HVAC technician or contractor specializes in heating systems, air duct cleaning and repairs, insulation and air conditioning for your Affton, MO home and other homes. More 
Saint Louis, MO, 63123
1 mile from Affton
Our team is on top of (and inside, and around) all things HVAC. We work with the top manufacturers, and our customer service is the reason we've been in business 50+ years. Read More
Collinsville, IL, 62234
21 miles from Affton
Guaranteed Comfort and Energy is a whole-house comfort and energy solution company that specializes in lowering utility costs by providing energy efficient home comfort solutions. Read More
Brighton, IL, 62012
36 miles from Affton
At Den-Son Inc Cooling & Heating, we provide a large selection of heating and cooling products to keep the climate of your home or business comfortable. Den-Son’s most valuable... Read More
Chesterfield, MO, 63005
17 miles from Affton
Chesterfield Service began in 1976 and has been serving and growing with the surrounding communities. We have a 100% Customer Satisfaction Guarantee, if you aren't happy we're... Read More
Park Hills, MO, 63601
50 miles from Affton
We provide professional design, installation and service of quality heating and cooling products, backed by outstanding warranties. As a Heil dealer, we are committed to... Read More
randy niederer (314) 753-9420
Rock Hill, MO, 63119
3 miles from Affton
CRAIG HEATING & COOLING (314) 965-5730
Saint Louis, MO, 63122
6 miles from Affton
Craig Heating and Cooling is a St. Louis area HVAC company, based in Kirkwood, Missouri. We've been serving the St. Louis area with air conditioning, heating, indoor air quality... Read More
St. Louis, MO, 63123
1 mile from Affton
St. Louis, MO, 63119
3 miles from Affton
Saint Louis, MO, 63125
4 miles from Affton
Saint Louis, MO, 63111
5 miles from Affton
Saint Louis, MO, 63123
1 mile from Affton
Saint Louis, MO, 63122
5 miles from Affton
Kirkwood, MO
5 miles from Affton
Classic Aire Care (314) 991-1137
Olivette, MO, 63132
9 miles from Affton
About the Business : We are a client focused heating and cooling company. Specializing in the installation of Complete Comfort HVAC systems, you can put your trust in us. Now... Read More
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When Should You Hire an HVAC Contractor?


Generally, HVAC contractors or HVAC technicians work with or run companies that repair or install heating systems and air conditioning units for homes. But they have specialized services too. For example, if you are a wine collector and you are thinking of installing a wine cellar in your Affton, MO home, you might hire a Missouri HVAC professional who specializes in refrigeration work. You can find more hvac contractors in St Louis, Saint Louis, Saint Charles, Florissant and Chesterfield.

HVAC professionals can use their skills to help you to save money on your Affton, MO home’s energy bills by installing radiant barriers in your attic or split-zone heating and cooling systems to heat rooms like solariums while cooling upstairs bedrooms during warmer temperatures.

If you or a family member suffers from allergies, you’ll want to find a Missouri HVAC technician who is knowledgeable about the latest cooling and heating products that include antiallergen filters. Contractors who work in the HVAC industry keep up on the latest in heating and air conditioning technology so outdated or troublesome systems can be retrofitted with newer, more energy-efficient models. Some of these professionals may work with your contractor, builder or other home improvement professional to get the job done.

Here are some related professionals and vendors to complement the work of hvac contractors: Specialty Contractors, General Contractors, Solar Energy Contractors, Electrical Contractors.

Ask HVAC contractors about these residential heating and cooling technologies:


  • Tankless hot-water pumps
  • Residential air cleaning devices
  • Ductless air circulation systems
  • A desiccant enhanced evaporative air conditioner system (for hot and humid climates)
  • Heat recovery systems (which cool the air and heat water with no extra energy use)

Find HVAC contractors on Houzz. Look in the Professionals section of our website and search for Missouri HVAC contractors. Read reviews and see how an HVAC contractor might approach your Affton, MO home’s heating and cooling challenges.
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