Mehlville, MO, HVAC Service.

Mehlville, MO, HVAC Service. Weis provides expert heating and repair service to Mehlville business owners and residents. Weis specializes in HVAC services including AC repair and install, heaters, boilers, and air filtration. We carry the best brands and products on the market. Request a Quote now for 24/7 emergency service or schedule an HVAC tune-up. Weis Comfort Systems is your number one Mehlville, MO, HVAC solution.


Our top-notch Mehlville HVAC services help you maintain efficient and well-maintained heating and cooling systems. We’ve served Mehlville clients for 8 decades and continue to offer premium HVAC repair, maintenance, and installation. Weis offers rebates and coupons, financing options, maintenance plans, and other HVAC services in Mehlville. View Weis’ HVAC reviews to learn more about our history.

Dedicated Mehlville HVAC Maintenance

When your boiler or heater acts up in winter, you may regret not having a full HVAC check-up. We’re a company dedicated to helping homeowners prevent heating and cooling problems and maintain an efficient system. Keeping your Mehlville 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 service. Since 1974, we have offered Mehlville homeowners with proven service. When you call Weis Heating and Cooling, you can expect the best. Let us prove it with our customer reviews.

Mehlville Furnace Installation and Repair

Heating Installation and Repair in Mehlville is essential for property owners. Our factory-certified techs are ready for emergency heating service. Weis Comfort Systems can give you free repair or installation quote today. Visit our service request page or give Weis a call for more info.

Weis Comfort Systems checks thermostat settings, electrical connections, the condensate drain, and other components of your furnace to ensure they work efficiently 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 wouldn’t want your inside heating to go out when it’s snowing and cold outside.

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

Boiler Repair and Installation in Mehlville, MO

For Mehlville residents and homeowners, a busted boiler may be catastrophic. Older homes in Mehlville may rely on boilers as a heat source. The professional boiler repair and installation techs in Mehlville at Weis are here to help. We offer competitive financing to make sure your home is efficient and safe. You can get a quote for HVAC service in Mehlville, MO, today.

Mehlville AC Installation and Repair

Need AC installation in Mehlville? Has your AC gone out? The experienced HVAC mechanics at Weis offer Mehlville homeowners with grade-A air conditioning repair and maintenance. Our Mehlville AC contractors are here 24/7 for emergency repair and installation. Weis utilizes cutting edge technology and you can expect the best when it comes to AC repair and installation. We offer seasonal and affordable service to Mehlville 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

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

  • Clean your air conditioning coils and evaporators.
  • Checking your central air’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 for your AC, furnace, or heat pump.

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

Weis also believes in the health and safety of your Mehlville home. We provide a broad 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 options to help Mehlville residents with HVAC service. Get in touch with us for more info about financing options.

Weis prides itself on these values:

  • Offering dedicated service for more than 80 years to Mehlville homeowners with HVAC quality service.
  • Allowing customers to pay via cash, checks, or using Weis’ flexible financing alternatives.
  • 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 Mehlville customers. Weis is committed to solving your HVAC issues quick and efficiently.
  • We also provide suggestions and advice to homeowners to avoid future HVAC problems.
  • A dedication to HVAC safety.

Contact Your Mehlville HVAC Experts Now

When you need HVAC repair or installation in Mehlville, MO, please request service today. Weis Heating and Cooling offers free quotes, too, and is dedicated to making sure your HVAC system stays in optimal condition. Let us know how our Mehlville 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) 266-2290

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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