NEXTgen Heating, Cooling & Gas offers HVAC repair, heating repair, heat pump service, ductless AC, and AC repair to the Manchester, NH area. Our skilled and experienced technicians provide heating and cooling solutions for the homes and companies in Concord, Nashua, Laconia, Hillsborough County, Manchester, Concord, and Laconia, NH. Call us for your heating and air conditioning needs at (603) 508-0608. Don’t wait until the sun starts blazing or the weather drops to freezing temperatures to call for HVAC assistance. Let us keep your home or business at the temperatures you find most comfortable.