The MZ is UL approved, and is the first propane fired heat tool marketed to the consumer and small business owner market(s). The heat tool industry has traditionally focused on the commercial target market, but now you have a more user friendly and less expensive solution. The MZ is powerful at 50,000 BTUs and weighs only 1.75 lbs. It is lightweight and more than capable for the DIY and SBO projects. Kit includes: • 25' propane hose • adjustable regulator • wrench • plastic carrying case