The gas heater is intended for indoor space heating of workshop floors, storage rooms, construction sites, and whenever the space needs to be dried or surfaces and objects must be thawed. The appliance structure and the carrying grip make handling easy. The heating fuel and propane gas (LPG). The high air flow rate of the appliance provides a quick heating of the room. A dedicated air nozzle provides a high oxygen supply for complete combustion. For better safety, overheating and gas leak protection features are provided.