1800 HHP Hydro Heat Pro Technical Specs: Tri-Fuel: Diesel, LP or NG Input: Diesel: 1,792,000 Btu/h LP: 1,715,000 Btu/h NG: 1,690,000 Btu/h Weight: 9,000 lbs Dimensions: 212″ l x 93.5″ w x 114″ h * Burner change required to switch fuel source. View Product ❯