Local HVAC Service. Weis Heating and Cooling provides professional HVAC service to business owners and residents in the Greater St. Louis area. We specialize in a variety of HVAC services such as heating and boiler repair, AC installation, maintenance checkups, and others. We carry the best brands and products in the industry. Request a Quote today for 24/7 service or schedule an HVAC tune-up.

Dedicated HVAC Service

When your heating goes out in the winter, you'll probably regret not getting 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 St. Louis HVAC in good condition reduces 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 service. Since 1974, we have offered St. Louis homeowners with proven service. When you call Weis Heating and Cooling, you can expect the best. We can prove it with our customer reviews.

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 provides grade-A HVAC repair and installation in a number of cities in Missouri and Illinois. See below for a full list of our service areas. We look forward to hearing from you. Please request service for more information.