Coleman-Mach Mach-15 HP2 High Performance Heat Pump with Eco-friendly R-410A. Air conditions your RV with a whopping 15,000 nominal BTUH cooling capacity. Economically heats your RV also, with 12,700 BTUHs of available heat. A back-up electric heat strip provides additional heat for those extra chilly mornings. HP2 provides electric heat to use in moderate temperatures lets you save your LP gas furnace for the really cold conditions. Copper tubing is rifled inside to create turbulence in the coolant, enhancing the system ability to dissipate heat. Upper unit only, Black.