Radiant propane heaters are supplemental space heaters that emit radiant heat and are powered by propane gas, according to Mr. Heater. Radiant heat is efficient, direct heat that warms objects, instead of the air around them, states Amazon.com. The heaters can be portable or permanently attached to a site.
Radiant propane heaters are used in agricultural buildings, workshops, enclosed porches, recreation rooms and cabins. Their use may be restricted by local building or heating codes, according to Mr. Heater. While the heaters may be used indoors, their propane cylinder fuel supply usually must remain outside.The heaters are not intended for use in bathrooms, bedrooms, recreational vehicles or at high altitudes.