Mr. Heater 30,000 BTU Vent Free Blue Flame Natural Gas Heater

Price: $208.00
(as of Sep 25, 2026 13:05:32 UTC – Details)


For fireplace ambiance that’s safer and less costly, the 30,000 Blue Flame Vent Free Heater is the answer. The blue flame will heat the air circling around the unit, with 30,000 BTUs of heat, and spread it up to 1,000 square feet using the principles of convection. It is easy to use, with a push-button spark ignition, and easy to install with included wall mounting hardware. Feet for floor mounting are not included. And you’ll enjoy the fireside with a calm mind, knowing the heater’s oxygen depletion sensor will keep you safe while keeping you warm. Coziness doesn’t have to cost a fortune with the 30,000 Blue Flame Vent Free.
Emits 30,000 BTU/hr
Heats up to 1,000 square feet
Battery operated electronic ignition (battery included)
Includes built-in adjustable thermostat
No electricity required
No outdoor venting required
Indoor safe
Low oxygen safety shut-off
For use with natural gas
Blower fan kit sold separately (F299201)
Customers find the space heater performs well, heats up quickly, and is easy to install, particularly noting its effectiveness in garages and small spaces. The temperature retention is good, with customers mentioning it maintains a comfortable 55°F in the garage. The reliability and odor aspects receive mixed feedback – while some report it automatically controls temperature and has no gas odor, others mention it keeps shutting off and complain about a strong gas smell. The thermostat also gets mixed reviews, with some appreciating its automatic temperature control feature while others report issues with it.