Creve Coeur, MO, HVAC Company. Weis Heating and Cooling offers expert HVAC service to Creve Coeur business owners and residents. We specialize in HVAC services including AC repair and install, heaters, boilers, and air filtration. We carry the best brands and products in the industry. Contact us today for 24/7 service or schedule an HVAC tune-up. Weis Comfort Systems is your go-to Creve Coeur, MO, HVAC solution.


Weis' top-notch Creve Coeur HVAC services are here to help you keep functioning and efficient heating and cooling systems. We've served Creve Coeur clients for upwards of 8 decades and continue to offer exceptional HVAC installation, maintenance, and repair. Weis offers rebates and coupons, financing, maintenance plans, and other HVAC services in Creve Coeur. View Weis' HVAC reviews to learn more about our success.

Dedicated Creve Coeur HVAC Service

When your heating goes out in the winter, you may regret not having a full HVAC check-up. We're a company dedicated to helping home and business owners prevent heating and cooling problems and maintain an efficient system. Keeping your Creve Coeur HVAC in good condition lowers electricity and gas bills and makes sure that your home is warm in the cold months and cool throughout the warm ones.

We're more than an HVAC provider. Since 1974, we've offered Creve Coeur homeowners with proven service. When you contact Weis Comfort Systems, expect the best. We can prove it with our customer reviews.

Creve Coeur Furnace Installation and Repair

Furnace Installation and Repair in Creve Coeur is crucial for property owners. Weis' factory-certified technicians are ready for emergency heating service. Weis Heating and Cooling can give you free repair or installation quote today. Visit our service request page or give us a call now.

Weis checks thermostat settings, electrical connections, the condensate drain, and other components of your furnace to ensure they run properly and keep you warm in the winter. A well-maintained furnace or heater can save you hundreds of dollars. Besides, you don't want your inside heating to go out when it's snowing and cold out.

We service a variety of products and brands, including Healthy Climate, Arzel, Aprilaire, Daikin, Lennox, Water Furnace, and others.

Boiler Repair and Installation in Creve Coeur, MO

For Creve Coeur homeowners and residents, a busted boiler can be catastrophic. Older homes in Creve Coeur may rely on boilers for central heating. The expert boiler repair and installation technicians in Creve Coeur at Weis can help. We offer competitive pricing and financing to ensure your home is safe and efficient. You can get a quote for HVAC service and repair in Creve Coeur, MO, today.

Creve Coeur AC Repair

Need air conditioning repair in Creve Coeur? Has your AC gone out? The licensed and certified heating and cooling technicians at Weis Heating and Cooling offer Creve Coeur homeowners with top-notch air conditioning maintenance and installation. Our Creve Coeur AC contractors are here 24/7 for emergency installation and repair. Weis uses cutting edge technology and you can expect the best when it comes to AC installation and repair. We offer seasonal and affordable service to Creve Coeur home and business owners.

Emergency HVAC Service

Weis Comfort Systems has served the Greater St. Louis area for more than 80 years. We service and install ALL makes and models of furnaces, air conditioners, and HVAC equipment. We also offer available same-day service to get your furnace or air conditioner running ASAP.

Please view our current specials for 2018 and details about our company by watching our latest video.

HVAC Service Near You

Our preventative HVAC maintenance plans help Creve Coeur homeowners and customers keep their heating and cooling systems up to date. There are various things you can do to ensure your HVAC systems runs smoothly. These include:

  • Cleaning your air conditioning coils and evaporators.
  • Checking your AC's refrigerant level.
  • Adjusting blower components to improve airflow.
  • Checking oil or gas pressure, connections, burner combustion, and heat exchange.
  • Updating your thermostats.
  • Lubricate parts and tighten electrical connections.
  • Inspect the condensate drains of your AC, furnace, or heat pump.

Signing up for a maintenance plan can save you hundreds per year. We're dedicated to keeping your HVAC system maintained to ensure efficiency and safety.

We also believe in the health and safety of your Creve Coeur home. We provide a wide variety of products to ensure your family is safe. This includes products like dust and air filters, filtration units, and carbon monoxide detectors. We also have long- and short-term pricing and financing options to help Creve Coeur residents with HVAC service. Get in touch with us for more info about financing options.

Weis prides itself on these values:

  • Offering dedicated service since 1974 to Creve Coeur homeowners with HVAC quality service.
  • Allowing homeowners to pay via cash, checks, or with Weis' flexible financing options.
  • Servicing and installing the best technology in the industry and products. This includes brands like Daikin, Lennox, Water Furnace, Arzel, and others.
  • Guaranteed headache-free HVAC maintenance for Creve Coeur customers. We are committed to solving your HVAC issues as efficiently as possible.
  • We also provide suggestions and advice to homeowners to avoid future problems with their HVAC systems.
  • A dedication to heating and cooling safety.

Call Your Creve Coeur HVAC Pros Today

When you need HVAC service or installation in Creve Coeur, MO, go ahead and request service today. Weis offers free quotes, too, and is dedicated to keeping your HVAC systems in optimal condition. Let us know how our Creve Coeur HVAC pros can help.

  • Air Duct Cleaning
  • Furnace Maintenance
  • Fall HVAC Maintenance
  • Air Filtration Systems
  • AC Maintenance
  • Heating and Air Conditioning
  • HVAC Contractors
  • Furnace Repair Services
  • Air Conditioning Repair
  • Heating and Cooling

Special Offers

Weis Comfort Systems offers multiple specials and discounts every month for our services. These special offers make Weis Comfort one of the most affordable choices in St Louis and Illinois for getting your AC unit or furnace repaired/replaced. Please see below for our latest offers and contact us at (636) 202-0073

Weis service vehicles

Serving St Louis and Illinois for over 80 Years

Richard Weis returned from WWII asked for the keys from his dad and re-opened the shop as Weis Heating Company. He had a process and a plan to economically install central heating in all new homes with the new blower-driven gas furnaces. The housing boom that followed the war allowed the company to expand rapidly.

Nearly 80 years later, the current Weis generation continues the tradition of providing a quality, affordable HVAC service for our customers. At Weis, "When you live and sleep comfortably, so do we."

meet the experts

A Team Dedicated to Your Comfort
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