BFSS30NGT-4N 30,000 BTU Natural Gas Blue Flame Thermostatic Vent Free Wall Heate

  

15, 000-30, 000 BTU's/hr. Adjustable heat output for up to 1, 000 sq. This state-of-the-art vent free technology does not require a flue or chimney. 9% efficiency, and operates on Natural Gas only.