Applegate Home Comfort has been Mid Michigan's home comfort leader since 1952. We are the area's expert for all things HVAC and home comfort related. From round-the-clock service and energy-efficient systems, to home insulation estimates and upgrades, and window replacements, our home comfort specialists can handle it all. If your furnace breaks down during the winter, or AC quits during a scorching summer afternoon, we are there for you 24/7.. Our Home Comfort Services Furnace Repair Air Conditioning Maintenance Home Insulation Electrical Geothermal Heating Window Replacements