Cozy heaters are for residential use and are sold to wholesalers only. The heaters use natural and propane gas (LP) only. The product line includes: console space heaters, vent baseboard, floor furnaces, flow furnaces, vent heaters and gravity wall and room heaters. Key words: heat, furnace, radiant, thermostat, vent cap, bulb stat-kit, burner, blue flame, vent, fan, BTU, LP gas, natural gas, counter flow, blower, and zoning heating.