MXH1129 Features: * Forced air propane heater * High temperature limit switch 240 F * Connects to 20 lb * Uses 1 lb cylinder * Continuous ignition * BTU"s ranging from 30000 up to 60000 * Can operate up to 14 hours on a 20 lb tank Specifications: * Heats up to 1250 square feet Warranty: * 1 Year limited warranty