A comprehensive list of Crystal Lake, IL commercial and residential heating companies offering installation, replacement and repair services. Read unbiased customer reviews and recommendations of local HVAC contractors. 
McHenry Heating & Air, Inc. is the leading air conditioner and furnace installation company in northeastern Illinois. We maintain, repair, and replace current heating and air conditioning systems, whether it is broken beyond repair or you just are ready to replace your old appliances. You are sure to find what you need in our huge selection of products.
Lisa G. — Put Air and Heating ducks in parents attic. Half of our suitcases and belongings are stuck in part of our attack that we