3N640 N. 17th Street
St. Charles, IL 60174
phone: 630-377-3608
fax: 630-377-2833

 
The Mendel Warranty
Most manufacturers’ warranties are limited to parts only. They don’t include labor.

When you purchase through Mendel, however, you receive the best parts warranty available. You’ll also be covered against any warranty-related labor costs.* It’s complete peace of mind, and it’s only from Mendel.

Residential:
Two-year warranty covering parts and labor.

Commercial:
One-year warranty covering parts and labor.

We get the job done right.

Period.


*Ask for complete warranty details
At Mendel, we help families and business owners live more comfortable and healthy lives. From furnace maintenance to the installation of in-floor heating systems, our mechanical technicians are fully trained to help you with any heating or cooling project. Because we are dedicated to providing you with only the safest and most reliable products, we are also proud to be a Factory Authorized Dealer.

In addition to our standard product offerings, we can also recommend, install and maintain heating and cooling equipment designed to offer relief to allergy sufferers and create a better environment for those concerned with air quality.

Our team is up-to-date on the latest technological advancements in safety and efficiency. Because gas and electricity can be very expensive, we offer an Energy Savings Plan that helps your furnace and air conditioner run more efficiently, saving you money on utility bills.

Our heating and air conditioning services include:
  • Complete Heating System
    Installation/Repairs
  • Complete Air Conditioning
    System Installation/Repairs
  • Natural Gas Line Piping
  • Refrigerant Replacement or
    Recharge
  • Energy Savings Programs
  • Seasonal Precision Tune Ups
    for Equipment
In addition, we offer a full-line of products and fixtures. We install, repair and replace the following:
  • Furnaces
  • Air Conditioners
  • Boilers
  • Air Purifiers and Filtration
    Systems
  • Ultraviolet Germicidal Light
  • Humidifiers and Dehumidifiers
  • In Floor Heating Systems
  • Electric and Baseboard Heating
  • Carbon Monoxide Detectors
  • Fans and Power Ventilators
  • Chimney Liners and Caps
  • Products to Improve Indoor Air Quality
    • Great for people with allergies,
    • Asthma,
    • Respiratory ailments
We also offer a complete line of commercial maintenance and construction services.

How to Prepare and What to Expect