World Marketing GCH480 Comfort Glow Space Heater Feature: Primarily intended for temporary use in buildings or structures under construction, alteration, or repair. May also be used for other temporary outdoor heating needs. Uses standard 20 lb cylinder Provides up to 18,000 Btu's Requires no electricity Adjustable heat control Built-in wind shield ODS safety shut-off BTU: 18,000 BTU Color: Black Height: 17.60 Width: 16.00 Length: 23.20 Weight: 19.90 lbs.