Liquid Propane Ready (Fuel conversion not permitted). Blue Flame Technology works by convecting heat to warm the air the same way as a central heating system. 8, 000-10, 000 BTU's/hr. Variable heat output for up to 300 sq.
Variable control knob offers the most customizable heat settings LOW - 8, 000 BTU MED - 9, 000 BTU HI - 10, 000 BTU. No electricity required allows for reliable back-up heating incase of an emergency situation.