Up to 18,000 BTU's/hr heats up to 700-sq ft. This state-of-the-art vent free technology does not require a flue or chimney. This Infrared Wall Heaters burn with 99.9% efficiency, and operates on Propane or Natural Gas.
Versatile product runs on propane or natural gas. Requires only gas to operate. No electricity or vent. Radiant heat warms objects rather than air. Only one small objection is AAA battery for ignition. Would prefer piezo electric ignition.