• Get It Done Right the First Time
    Providing Unmatched Residential, Commercial and Industrial HVAC Products and Service
  • Residential Furnace and Air Conditioning
    For home furnace or air conditioning repair, maintenance and installation, look no further than Chapman’s.
  • Commercial HVAC Services
    Chapman’s Mechanical Systems, Inc. offers unmatched commercial HVAC services for area companies.
  • Plumbing Services
    Over 40 years experience handling both large and small-scale commercial and residential plumbing projects.
  • Commercial Refrigeration Service
    Experienced technicians, committed to keep your refrigeration equipment running at peak efficiency.

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About Chapman’s Mechanical Systems, Inc.

Chapman’s Mechanical Systems Inc., are the people to call for all your heating, air conditioning, refrigeration and plumbing needs. We are a family-owned, full-service HVAC contractor serving the people and businesses of LaSalle County, IL. since 1976. Providing our residential and commercial customers with the highest quality, HVAC equipment, installation, maintenance, and repair service available.

As an Amana and Lennox dealer, we offer a complete selection of top quality high-efficiency systems to keep you comfortable year-round, lower your utility costs and contribute to a cleaner global environment. We have everything you need to make your home or business comfortable: furnace, air conditioner, duct work, refrigeration, plumbing, and more.

With Chapman’s, you get dependable, union HVAC technicians who are knowledgeable, highly trained professionals, essential in preventing unnecessary delays, excessive service costs and keeping your systems functioning at peak performance.

Chapman’s Mechanical Systems Inc., is Fully Licensed, Bonded and Insured

Residential Furnace and Air Conditioner Systems

When looking for home furnace or air conditioning repair, maintenance and installation, look no further than Chapman’s. We offer a full line of quality products and services, performed by our team of highly trained and experienced professionals that will help you with all your heating and cooling needs. From the smallest furnace and air conditioner repairs to complete system upgrades and installations, we can do it all.

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Commercial HVAC Systems Repair and Maintenance

For business owners, heating and cooling costs represent a significant expense on their monthly income statements. All our technicians are union certified, ensuring the highest quality of service and expertise for our clients—large and small. Whether you need a single person or an entire crew, Chapman’s has the resources necessary to tackle your commercial heating, cooling and plumbing needs.

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Committed to Quality Workmanship and Exceptional Customer Service

Whether you need repairs or simply a maintenance check, Chapman’s Mechanical Systems Inc in Peru is ready to take care of your heating, air conditioning, and plumbing needs. As a Lennox and Amana dealer, we offer a complete selection of high-efficiency systems to keep you comfortable and save you hundreds of dollars every year on your utility bills.

Call me Today: 815-223-1379