A comprehensive list of Hammond, IN commercial and residential heating companies offering installation, replacement and repair services. Read unbiased customer reviews and recommendations of local HVAC contractors. 
We're a family run, and operated HVAC sales & service supplier situated in Hammond IN.
Stephan Jusko — They were right on time. Work fast and know what they were doing to fix my ac problems. I will be going to them forever now
Proudly serving the Southern Chicago area since 1945, Ralph's Heating & Air Conditioning is committed to prompt response and honest work for all of your heating and air conditioning needs. A full-service HVAC contractor, our skilled technicians can help you maintain your existing system or install a new, energy-efficient system to help you stay comfortable, year-round. We sell and install a comprehensive
Juanita T. — My husband and I had a very pleasant experience working with Ralph's heating and cooling to resolve our HVAC temperature