Chesterfield, MO, HVAC Service. Weis Heating and Cooling offers professional heating and repair service to Chesterfield home and business owners. Weis specializes in HVAC services including AC repair and install, heaters, boilers, and air filtration. Weis Comfort Systems carries the best brands and products in the industry. Call us now for 24/7 service or schedule an HVAC tune-up. Weis Heating and Cooling is your number one Chesterfield, MO, HVAC solution.

Our professional Chesterfield HVAC maintenance and repair services are here to help you maintain efficient and well-maintained heating and cooling systems. Weis has served Chesterfield clients for upwards of 8 decades and continue to offer exceptional HVAC repair, maintenance, and installation. Weis offers rebates and coupons, financing, maintenance plans, and other HVAC services in Chesterfield. See our HVAC reviews to learn more about our success.

Dedicated Chesterfield HVAC Service

When your boiler or heater acts up in winter, you may regret not having a full HVAC tune-up. We are a company dedicated to helping clients prevent heating and cooling problems and maintain an efficient system. Keeping your Chesterfield HVAC in good condition reduces utility bills and ensures that your home is warm in the cold months and cool throughout the warm ones.

Weis Comfort Systems is more than an HVAC repair company. Since 1974, we have provided Chesterfield customers with proven service. When you call Weis Heating and Cooling, you get the best in the industry. We can prove it with our customer reviews.

Chesterfield Furnace Installation and Repair

Heating Installation and Repair in Chesterfield is essential for home or property owners. Weis' factory-certified techs are prepared for emergency heating service. Weis Heating and Cooling can provide a free installation and repair quote today. Just visit our service request page or give Weis a call for additional information.

Weis checks thermostat settings, electrical connections, the condensate drain, and other components of your furnace to make sure they run properly and keep you and your family warm during the colder months. A well-maintained furnace or heater can save you hundreds of dollars. Besides, you don't want your heater to go out when it's snowing and cold outside.

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

Boiler Installation and Repair in Chesterfield, MO

For Chesterfield homeowners and residents, a malfunctioning boiler can be catastrophic. Older homes in Chesterfield may rely on boilers as a heat source. The pro boiler installation and repair technicians in Chesterfield at Weis Comfort Systems are here to help. We provide competitive pricing and financing to make sure your home is safe and efficient. Feel free to get a quote for HVAC service in Chesterfield, MO, now.

Chesterfield AC Installation and Repair

Need air conditioning installation or repair in Chesterfield? Has your AC gone out? The pro AC mechanics at Weis provide Chesterfield homeowners with grade-A air conditioning repair and maintenance. Our Chesterfield 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 air conditioning installation and repair. We offer seasonal and affordable service to Chesterfield business and home 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

Weis Comfort Systems' preventative HVAC maintenance plans help Chesterfield customers and homeowners keep their heating and cooling systems in proper working order. There are a lot of things we do to make sure your HVAC systems runs smoothly. These include:

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

Signing up for a maintenance plan can save you hundreds per year. We are dedicated to maintaining your HVAC system to ensure efficiency and safety.

Weis also believes in the health and safety of your Chesterfield home. We provide a broad variety of products to ensure your family is safe. This includes carbon monoxide detectors, dust filters, air purifiers, filtration units, and other products. We also have long- and short-term pricing and financing options to help Chesterfield residents with HVAC service. Get in touch with Weis Comfort Systems for more info about financing options.

We pride ourselves on the following values:

  • Providing dedicated service since 1974 to Chesterfield homeowners with HVAC quality service.
  • Allowing homeowners to pay via cash, checks, or using our flexible financing options.
  • Servicing and installing the the industry's best technology and products. This includes Water Furnace, Daikin, Arzel, Lennox, and other great brands.
  • Guaranteed headache-free HVAC maintenance for Chesterfield customers. Weis is committed to solving your HVAC issues quick and efficiently.
  • We also provide practical advice and suggestions to homeowners to avoid future HVAC problems.
  • A dedication to heating and cooling safety.

Contact Your Chesterfield HVAC Pros Today

When you need HVAC service or installation in Chesterfield, MO, go ahead and request service today. Weis Heating and Cooling provides free quotes, too, and is dedicated to keeping your HVAC systems in optimal condition. Let us know how our Chesterfield HVAC techs 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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    Brandon Z.

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    Dan W.

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    Jim 2

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