Unit Heater 75,000btu, natural gas, 115v, 85lbs, power vented, 3" exhaust vent, 26.8"w x 18"h x 16.5"d, 1" min clearance to ceiling, 14' max mounting height, 10 yr warranty on heat exchanger, LP conversion available. For 4 - 4-1/2 car garages and small warehouses. Call us at (952) 884-8266 for freight rates. Minnesota residents will be charged sales tax.