HVAC Repair Waterloo

HVAC Repair Waterloo, IL

Heating and Cooling Services for Waterloo Homeowners

Quality Service Since 1927

Heating, Ventilation, and Air Conditioning service are included in the cost of the repair. Additionally, heating and cooling maintenance quotes are free! If your home or business' HVAC system is broken or underperforming, Weis Comfort Systems is ready to fix the issue with our team of factory-certified and trained service technicians. Repairing, replacing, and installing heating and cooling systems is one of our passions and expert promises.

Weis Heating and Cooling has served Waterloo, IL, for over 90 years. Our boiler, furnace, and AC repair service is easy and budget-friendly for business and homeowners. If you're ready to learn more about Weis Comfort Systems' reputable HVAC installation and repair services in Waterloo, visit our service request page or call one of our Illinois and Missouri locations today.


Weis Comfort Systems

1591 Fenpark Dr.
Fenton, MO 63026
Hours: M-F 8:00AM - 4:30pm

Weis DeRousse

124 N. Main
Red Bud, IL 62278
Hours: M-F 8:00AM - 4:30pm

Weis Keil-Forness

Located In:
Belleville, IL 62220
Hours: M-F 8:00AM - 4:30pm

Waterloo HVAC Repair

Heating and Cooling Repair in Waterloo, IL. For 90 years, Weis has provided the Metro St. Louis area and Waterloo residents with high-end HVAC repair services. Weis provides furnace installation, AC installation, boiler installation, and general HVAC maintenance to our customers. If your boiler, AC unit, or furnace underperforms or breaks, we provide free quotes to Waterloo homeowners. Weis' certified and trained heating and cooling mechanics and installers are prepared to enhance your system's cost-efficiency and reliability to ensure no-hassle HVAC operation and air control.

We understand how costly it can be to repair or even purchase and install a new boiler or AC system. Weis' experienced technicians work to improve a system's performance and lifetime, saving you thousands of dollars just by keeping up with a proven maintenance plan. Request a Free Quote now for more information about Weis Comfort System's Waterloo HVAC services. Weis promises top-notch results no matter the season or job.


Starting at $165
  • First System: $165
  • Additional Systems: $145 each
Get Started

Furnace Tune-Up

Starting at $89
  • First Furnace: $89
  • Second Furnace: $69
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A/C Tune-Up

Starting at $89
  • First Unit: $89
  • Second A/C: $89
Get Started

AC and Furnace Maintenance in Waterloo

Weis provides a huge selection of high-quality products to Waterloo residents. Some of our brands include Daikin®, Lennox®, WaterFurnace®, Aprilaire®, Healthy Climate®, and more.

Boiler, AC, and filtration repair and installation is an investment. Our certified professionals make sure your Waterloo HVAC repair goes smoothly. We want to make the process as easy as we can for clients. Weis Comfort System includes several maintenance checkpoints to optimize our service in Waterloo. Again, you can request a free service quote or take advantage of our rebates and coupons.

Waterloo HVAC Service and Repair Capabilities

The experts at Weis have decades of experience in the AC and furnace repair industry. We provide a variety of commercial and residential HVAC services. Here are a handful of what Weis Heating and Cooling can do for our customers:

  • Furnace Repair and Installation: Keeping your furnace in working order is essential to manage during cold Waterloo winters. Our techs provide grade-A furnace maintenance.
  • Boiler Installation: Weis also keep your boiler in prime condition. Visit our boiler repair page for more info.
  • AC Install and Repair: Battling harsh Waterloo summers requires a finely-tuned air conditioner. Request our Waterloo AC installation pros today for an assessment.
  • Air Filtration: Air filtration is important for health and safety. We specialize in allergen prevention, dust and filter systems, carbon monoxide protection, purification, and humidity control.
  • Heating and Cooling Maintenance Plans: Prevent costly damage with Weis Comfort Systems' commercial and residential HVAC maintenance plans in Waterloo. We are happy to help our customers get their HVAC systems up to par.

As you know, properly maintaining your heating, filtration, and AC system is essential to owning an efficient, cost-effective house. Call Weis today for pricing and financing options and additional info about the Waterloo HVAC repair and other services we provide building and homeowners.

Why Pick Weis for Waterloo HVAC Repair?

Weis has provided Waterloo residents with quality HVAC installation and repair for the better part of a 100 years. Our professional techs are honest about costs and work to offer the best, most affordable systems they can. Just read Weis' HVAC contractor reviews to learn more about our service record.

Dedicated Service

The HVAC Repair Pros at Weis Comfort Systems that service Waterloo, IL, home and business owners work to bring the best to the table. We use efficient and proven practices to ensure reliable and dedicated service to all of our customers.

Flexible Payments

We accept a variety of payment options for your convenience. This includes Visa, Mastercard, cash, checks, and other financing options. If you want help financing a new furnace, AC, or ventilation system and other repairs, please visit our pricing and financing page for more information.

Committed to Safety

Weis has complete confidence in the state-of-the-art brands and products we use. Our HVAC repair technicians are vetted for professionalism and safety, employing best-in-industry safety practices. Homeowners in Waterloo shouldn't concern themselves with Weis' installation, repair, and HVAC maintenance methods.

Simple Satisfaction

Our team of trained specialists give first-class guarantees. The next time your home or buildings furnace, air conditioner, or boiler needs replaced or repaired, reach out to Weis' experienced HVAC repair contractors. We proudly serve the Greater St. Louis area and Waterloo, IL.

Heating and Cooling Repair in Waterloo

When your air conditioner, boiler, or furnace is on the fritz or you want a new system, contact us today. Our Waterloo HVAC repair experts are willing to discuss with you Weis Comfort Systems' services and capabilities. Get a quote or ask for additional info today. Weis' HVAC Repair Contractors in Waterloo, IL, are ready to help.

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