World Marketing 45 000 BTU Kerosene Force Air Heater DFA-45-50 Forced air heater Advanced electronic technology and quality construction Heavy duty for big job heating needs Modern design and superior dependability Heavy duty UL listed motor Fuse-protected electrical system reduces premature parts burn-out 1000 square feet heating area 45, 000 BTU 17.0 x 32.0 x 13.7 Length: 13.7 Width: 16.85 Height: 32