Dura heat, 360 degree LP tank top heater. Projects heat in a 360 degree blanket of warmth. Small & portable design with variable btu setting of 30k/35k/40k. Heats up to 1000 sq. ft. Includes a high efficiency stainless steel heat reflector and mercury free tip over safety switch. Entire burner covered with a chrome emitter guard. Safety shut off valve stops gas flow if flame is extinguished. Operates up to 14 hours on a single 20 lb. cylinder. Quick connect P.O.L. Tank connection, CSA certified.