$57.99 Mr Heater Portable Propane Convection Heater, 25,000 BTU - 648948, Garage Heaters at Sportsman's 
Mr. Heater 45000-BTU Portable Propane Tank Top Propane Heater at Lowes.com
Mr. Heater Portable Propane Radiant Heater, 35,000 BTU - 648911, Garage Heaters at Sportsman's Guide
