Heavy-duty design built for the jobsite. The Mr. Heater Liquid Propane Forced Air Heater comes with a standard 10 foot hose and regulator and all the safety you would expect of a Mr. Heater product. Equipped with factory installed high limit switches and thermoelectric safety valves, you can feel comfortable using these heaters on any jobsite. Just plug the heater into a 110v outlet, hook up the included hose and regulator to a 20 lb. propane tank or larger, and you’re ready to take the chill out of any job.