HVAC Service Waterloo, IL

HVAC Service Waterloo, IL

HVAC Service for Waterloo, IL Residents

Quality Service Since 1927

Waterloo HVAC Service. HVAC maintenance and service are included with the cost of any repairs we make. Weis' {trained and factory-certified heating and cooling techs are ready and willing to optimize your HVAC system's performance. At Weis Comfort Systems, we believe in providing professional HVAC service to Waterloo, IL, customers.

Weis also offers free HVAC maintenance quotes. Weis Comfort Systems has proudly served Waterloo, IL, customers for more than 8 decades. Visit Weis' service request page for more information or to contact a Waterloo HVAC service rep today. We specialize in Waterloo AC repair, air filtration, furnace repair, boilers installation, and other HVAC services.


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, IL HVAC Service

Heating and AC Service in Waterloo, IL. If you are in need of HVAC maintenance in Waterloo or the Greater St. Louis area, call Weis Comfort Systems now for quick and easy service. We offer free HVAC repair quotes. If your HVAC system underperforms or breaks, Weis Heating and Cooling will make it a priority to provide a solution. No-hassle heating and cooling service! It is our job to maximize the reliability and efficiency of your HVAC system.

We know how costly and time-consuming it is to buy, install, or repair HVAC units. Our experienced Waterloo HVAC service techs save business and property owners thousands each year. Request a quote now. We provide grade-A HVAC service to Waterloo, IL customers no matter the season. Blazing hot or snowing, the HVAC service pros at Weis Comfort Systems are here to help.


Starting at $185
  • First System: $185
  • Additional Systems: $145 each
Get Started

Furnace Tune-Up

Starting at $89
  • First Furnace: $89
  • Second Furnace: $69
Get Started

A/C Tune-Up

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

AC and Heating Service in Waterloo, IL

At Weis Comfort Systems, we are dedicated to providing the best in terms of brands. Some of the quality brands and products we carry include: Daikin®, Lennox®, WaterFurnace®, Aprilaire®, Healthy Climate®, and others. When it comes to Waterloo HVAC services, Weis has your back!

Investing in heating and cooling systems is very important for property owners. A functioning and maintained HVAC system increases your home's efficiency, which in turn reduces electricity bills and carbon footprint. Call today to get a free HVAC maintenance quote. Weis offers rebates and coupons for various Waterloo HVAC services.

Waterloo, IL HVAC Service and Repair Capabilities

Weis Comfort Systems' technicians have decades of Waterloo HVAC repair experience. We're proud to provide a variety residential and commercial HVAC services. To {provide you with a better idea of Weis' capabilities, see the following list:

  • Furnace Installation and Repair: Waterloo winters are long and cold. Our technicians provide fast and hassle-free furnace and heating repair and maintenance.
  • Boiler Repair and Installation: We can install and maintain boilers. Make sure your boiler up to date by scheduling a maintenance checkup.
  • AC: AC maintenance and installation is an additional service offered at Weis Heating and Cooling. AC can be expensive in the hotter months, and Weis' maintenance can reduce your power bills.
  • HVAC Filters: An additional way to improve and HVAC system in Waterloo is to maintain air filters. Contact a Weis technician now for air filtration and HVAC service in Waterloo.
  • Maintenance Plans: Heating, cooling, air filtration, thermostats? Weis Heating and Cooling offers Waterloo customers with regular HVAC maintenance. Keep your HVAC systems fully operational and efficient.

As you know, maintaining your heating and cooling system is important for several reasons like saving money on completely new equipment, saving money otherwise spent on replacement equipment, and lowering your utility bills. For financing and pricing options, contact Weis now for more information about HVAC service in Waterloo, IL.

Why Choose Weis Heating and Cooling for Waterloo HVAC Service?

For Waterloo home or business owners, it's important to only hire the best HVAC service company. At Weis Comfort Systems, we are proud of our decades of success and quality find a list of our main HVAC services in Waterloo.

Dedicated Service

Serving Waterloo property owners, Weis offers grade-A HVAC service in Waterloo. We employ efficient and proven practices based upon industry-leading processes.

Flexible Payments

We accept a number of payment methods, including Visa, Mastercard, cash, checks, and other options. Visit our financing page for more information about payments.

Committed to Safety

We are completely confident in the products and brands we use. Weis' HVAC service experts in Waterloo are trained and vetted for safety and employing best-in-industry practices. Property owners in Waterloo, IL, shouldn't concern themselves that our heating and AC HVAC maintenance service professionals consider safety a priority.

Simply Satisfied

Weis Heating and Cooling's team of trained and certified Waterloo HVAC service specialists guarantee quality service. When your property needs air conditioning, boiler, or general HVAC work, call Weis Comfort Systems today for a free Waterloo HVAC service quote.

AC and Heating Service in Waterloo, IL

In need of Waterloo, IL, HVAC service? Request a free quote today from the pros at Weis now. Below, you can find Weis' various service areas. Remember: Waterloo HVAC service can save you thousands of dollars in power bills and repairs.

Request a Quote