BILT HARD

Air heaters; Ceiling fans; Convection heaters; Electric fans; Electric fans for household purposes; Electric heaters for commercial use; Electric patio heaters; Electric radiant heaters for household purposes; Electric space heaters; Gas fires; Gas patio heaters; Heating apparatus for liquid fuels; Hot-air space heating apparatus; Kerosene heaters; Portable electric fans; Portable electric heaters; Portable patio heaters using wood pellets and propane; Ventilating fans for commercial and industrial use; Ventilating fans for household use and gymnasiums; Ventilating, high-velocity fixed exhaust fans for commercial and agricultural use; Ventilating, high-velocity portable exhaust fans for commercial and agricultural use