HOME ABOUT US PRODUCTS SERVICES SPECIALS TESTIMONIALS FAQ'S CONTACT US 217 Berlin Ave • Southington, CT 06489 • 860-621-0556 Welcome to Billy Carlson Heating & Air Conditioning LLC The Indoor Comfort Specialists Billy Carlson Heating and Air Conditioning, LLC is the 2005 recipient of the Distinguished Dealer Award for sales and workmanship. The company provides complete residential heating and air conditioning service and specializes in the replacement of oil and gas boilers, furnaces and hot water heaters. CT License #S1-386598 and #SM1-4920 Find us on: Rebates, Rebates, Rebates! Did you know that the state of Connecticut and the United States offer rebates and tax credits on various heating and cooling services and equipment? Head over to our Specials page to find out more or give us a ring! Join our Mailing List! Stay up to date on the latest news and info! Name Email © 2010 Billy Carlson Heating & Air Conditioning LLC Powered by Krative