What's Cooler Than an Efficient HVAC System? WE'LL KEEP YOUR HVAC UNITS IN WORKING ORDER IN STATE ROAD, ELKIN, NC & SURROUNDING AREAS Heating and cooling problems can be a major pain in the neck. If you would like to have an efficient and reliable HVAC system, Junior Collins Heating & Air is the company to call. We offer repair and installation services for all heating and cooling appliances. You can also sign up for a service contract, which includes maintenance two or four times a year, repair and filter replacement. We accept cash, card and check, and we will work to find the best solutions for you.