5 ft: Length; 9000 BTU Propane Hose Assembly: Type. Connects appliances to a 5 to 20 lb propane cylinder.

30000 Btu/h [Min], 80000 Btu/h [Max]: Output Power; 1900.00 sq. ft. [Max]: Working Area. Heater shuts off with loss of flame, sturdy base prevents tip-overs

75000 Btu/h [Min], 200000 Btu/h [Max]: Output Power; 1900.00 sq. ft. [Max]: Working Area. Heater shuts off with loss of flame, sturdy base prevents tip-overs

175000 Btu/h [Max]: Output Power; 4250.00 sq. ft. [Max]: Working Area. Heater shuts off with the loss of flame or power supply.

360000 Btu/h [Max]: Output Power; 75000.00 sq. ft. [Max]: Working Area. Safety overheat thermostat and pressure switch.

8000 Btu/h, 14000 Btu/h, 8000 Btu/h [Min],: Output Power; 20 lb, 20 lb [Max]: Tank Size. Heats radiantly, with no loss of heat to the air. HS35LP).