40 Gallon, Mobile Home Gas Water Heater, Manufactured In Natural Gas With A Conversion To LP Gas, Includes A Complete Burner Assembly For Manufactured Homes, Standard Vent, Side Inlet, Top Outlet, Convertible Honeywell Gas Control, Installations From Sea Level To 10,100' Elevations, 2" Insulation, Energy Factor .59, Six Year Tank & Parts Warranty, Unit Dimensions 61-3/4"H x 20"D.