The HeatStar 20,000 BTU Infrared Vent-Free Wall Heater delivers powerful, energy-efficient heating for spaces up to 500 square feet using clean-burning liquid propane. Utilizing infrared technology, this heater radiates warmth directly to people and objects, similar to the sun’s natural heat, offering immediate comfort without waiting for the air to warm. Its space-saving, wall-mounted design makes it ideal for supplemental heating in living rooms, workshops, cabins, and other areas where ducted systems aren’t practical.

Designed with convenience and safety in mind, this model features an easy-to-use built-in thermostat for maintaining your desired room temperature automatically. It operates without electricity, making it an excellent backup heat source during power outages. The integrated oxygen depletion sensor (ODS) provides added peace of mind by shutting the unit off if oxygen levels drop below safe limits. With rugged performance and simple installation, the HeatStar 20,000 BTU vent-free heater offers a dependable heating solution for cold weather and emergency preparedness.