The Dyna-Glo TT15CDGP Single Burner Tank Top Heater generates infra-red radiant heat that warms people and objects, rather than the air. It is a portable heating solution that is perfect for indoor (with proper ventilation) and outdoor construction use. Hi-efficiency steel heat reflectorRust proof chrome emitter guardPorcelain coated back with rear safety grillTip over safety switchMatch light ignitionSafety shut-off valve- stops gas flow if flame is extinguishedQuick Connect P.O.L Tank Connection - fits most 20 LB. Propane Tanks