St. Clair Shores' Leading Air Conditioning Contractor
Mr. Furnace services not just the cooling systems we install but all makes and models, regardless of age and condition, throughout southeast Michigan, in the Tri-County area (Oakland, Wayne, Macomb). Our high quality equipment from top manufacturers like Thermo-Pride, Ruud, Carrier, Lennox, American Standard and Trane, along with our superior service and satisfaction guarantee, make us the the smart choice for all your residential and commercial air conditioning needs.
Complete Air Conditioning Service, Sales, & Replacements
Mr. Furnace offers you the option to choose between several reliable, efficient, and cost-effective air conditioning systems from Trane, a leader in home heating and cooling equipment. Modern AC systems are energy-efficient, operate quietly are more environmentally friendly, and our team can help you select the best solution for your home. With a new air conditioning system, you get total control on temperature and humidity levels, transforming your home into a refreshing oasis.
24-Hour AC Repair
Problems with your AC breaking down or malfunctioning? We are available 24/7/365 for St. Clair Shores and Macomb County homeowners. No matter the age, brand, or model of air conditioning in your home, we will perform a comprehensive evaluation of your cooling system, identify any issues, and repair them on the spot.
Call our 24-hour phone line at 586-777-6666 to schedule your AC repair day or night, 7 days a week!
Convenient & Affordable Maintenance Plans
We are happy to provide top-notch customer service and reliable AC repairs when local homeowners needs us, but we also want to make sure folks are staying up to date on their AC maintenance. In order to prevent costly breakdowns and ensure safety and efficiency of your AC system, we provide affordable and comprehensive AC maintenance plans. Our yearly performance checks and tune-up service will keep your home AC system running at peak performance during the hotter months in Michigan.
Our AC Maintenance plan includes the following checklist:
- Clean condenser coil
- Check all electrical connections
- Lubricate critical components
- Adjust system for optimum cooling
- Check safety interlocks
- Check for oil and refrigerant leaks
- Check tension, wear and alignment of blower belt
- Check expansion valve and coil temperatures
- Check refrigerant level
- Our service plan inspections reduce the number of emergency calls by finding problems early when they can be fixed for less.
We Service All Makes & Models of Air Conditioning Systems

For a free estimate on a new air conditioning system or 24-hour service in St. Clair Shores or Macomb County, call us today at (586) 777-6666 or schedule online.
Free Estimates
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