A comprehensive list of in Merrimack, NH commercial and residential air conditioning companies offering installation, replacement and repair services. Read unbiased customer reviews and recommendations of local contractors. 
Here at GB Heating & Air Conditioning, we are specialists in custom made systems for your new office or house. We are Factory educated, sincere and professional HVAC experts, with a concentration to customer service. We offer you with the most Energy Efficient solutions present on the market, while making your installation affordable. Contact us today for a FREE QUOTE!
Steve G. — I was calling around to find someone in the area when I found Garrett with GB heating. He was on the ball to get our ac back