Fairview Heights, IL, HVAC Company.

Fairview Heights, IL, HVAC Company. Weis Heating and Cooling offers professional heating and repair service to Fairview Heights business owners and residents. We specialize in a variety of HVAC services such as heating and boiler repair, AC installation, maintenance checkups, and others. Weis Comfort Systems carries the best brands and products in the industry. Contact us today for 24/7 service or schedule an HVAC tune-up. Weis is your go-to Fairview Heights, IL, HVAC solution.


Weis’ expert Fairview Heights HVAC service are here to help you maintain functioning and efficient heating and cooling systems. Weis has served Fairview Heights homeowners for more than 80 years and continue to offer premiere HVAC repair, maintenance, and installation. We offer rebates and coupons, financing options, maintenance plans, and other HVAC services in Fairview Heights. See Weis’ HVAC reviews to learn more about our success.

Dedicated Fairview Heights HVAC Maintenance

When your heating goes out in the winter, you may regret not having a full HVAC check-up. We are a company dedicated to helping home and business owners prevent heating and cooling problems and maintain an efficient system. Keeping your Fairview Heights HVAC in good condition lowers utility bills and makes sure that your home is cool in the summer and cozy when it’s colder.

We’re more than an HVAC repair company. Since 1974, we’ve offered Fairview Heights customers with proven, exceptional service. When you contact Weis, expect the best. We can prove it with these customer reviews.

Fairview Heights Heating Installation and Repair

Furnace Installation and Repair in Fairview Heights is essential for property owners. Weis’ factory-certified techs are ready for emergency heating service. Weis Heating and Cooling can provide a free repair or installation quote today. Visit the service request page or give Weis a call for more info.

Weis Comfort Systems checks thermostat settings, electrical connections, the condensate drain, and other parts of your furnace to ensure they run properly and keep you warm during the colder months. A well-maintained furnace or heater can save you hundreds of dollars. After all, you wouldn’t want your inside heating to go out when it’s snowing and cold out.

Weis services a number of brands and products, including Healthy Climate, Arzel, Aprilaire, Daikin, Lennox, Water Furnace, and others.

Boiler Repair and Installation in Fairview Heights, IL

For Fairview Heights residents and homeowners, a busted boiler can be catastrophic. Older properties in Fairview Heights might rely on boilers as a heat source. The experienced boiler installation and repair technicians in Fairview Heights at Weis Comfort Systems can help. We provide competitive financing to ensure your home is safe and efficient. You can call us for HVAC service and repair in Fairview Heights, IL, today.

Fairview Heights AC Repair

Need AC installation in Fairview Heights? Has your AC gone out? The licensed and certified HVAC technicians at Weis Heating and Cooling offer Fairview Heights homeowners with top-notch air conditioning repair and maintenance. Our Fairview Heights AC contractors are here 24/7 for emergency repair and installation. Weis uses cutting edge technology and you can expect the best in terms of air conditioning repair and installation. We offer seasonal and affordable service to Fairview Heights customers.

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 Fairview Heights homeowners and customers keep their heating and cooling systems efficient. There are a lot of things we do to ensure your HVAC systems runs smoothly. These include:

  • Cleaning your evaporators and air conditioner coils.
  • 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 all electrical connections.
  • Inspect the condensate drains of your AC, furnace, or heat pump.

Signing up for a maintenance plan can save you hundreds of dollars every year. We’re dedicated to maintaining your HVAC system to ensure efficiency and safety.

Weis also believes in the health and safety of your Fairview Heights home. We offer 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 financing options to help Fairview Heights residents with HVAC service. Get in touch with Weis Comfort Systems for more information about financing options.

We pride ourselves on the following values:

  • Offering dedicated service for more than 80 years to Fairview Heights homeowners with HVAC quality service.
  • Allowing homeowners to pay via cash, checks, or using our flexible financing options.
  • Servicing and installing the best technology in the industry and products. This includes Water Furnace, Daikin, Arzel, Lennox, and other great brands.
  • Guaranteed headache-free HVAC maintenance for Fairview Heights customers. We are committed to solving your HVAC issues quick and efficiently.
  • We also provide suggestions and advice to homeowners to avoid future problems with their HVAC systems.
  • A dedication to HVAC safety.

Contact Your Fairview Heights HVAC Pros Now

When you need HVAC service or installation in Fairview Heights, IL, go ahead and request service today. Weis Comfort Systems offers free quotes, too, and is dedicated to making sure your HVAC system stays in optimal condition. Let us know how our Fairview Heights 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 (618) 205-9540

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."

Call (636) 266-2290 to Get Started

Let’s Get You Comfortable

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