Mr. Heater 35,000 BTU Radiant LP Propane Gas Portable Space Heater MH-F270700 - The Home Depot
18,000 BTU Portable LP Gas Heater - 3 Power Settings | Thermomate
Amazon.com: Panven Patio Propane Heater, 18,000 BTU Portable Gas Infrared Heaters for Outdoor Use, Suitable for 20lb 30lb Propane : Patio, Lawn & Garden
Amazon.com: Gasland MHA18BN Propane Radiant heater, 18,000 BTU Warm Area up to 450 sq. ft, Portable LP Gas Heater for Garages, Workshops and Construction Sites, Ultra Quiet Propane Heater with LP Regulator