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BobVila.com > Channels > HVAC > All Tips > AC Rating AC RatingAir conditioners are rated by the number of British Thermal Units (Btu) of heat they can remove per hour. Another common rating term for air conditioning size is the ton, which is 12,000 Btu per hour. Related Showrooms• Radiantec - Radiantec radiant floor heating: Experience, affordability, efficiency & service• Cadet - Zonal heating solutions for your home from Cadet • Sears - Heating & Cooling Repair • WholeHouseFan.com - Cool Your Home with a Whole House Fan | |
