MH-0175-0MDH Available in both propane and natural gas, the Elite Series directional heaters are ductable and great for large or small area applications. Providing worry-free heating or air circulation for wide areas, the Elite Series 21526 are perfect for tents, party applications and construction sites. Frame: Durable powder coated outer casing and side lifting handles Components: Thermostat control with 20-foot cord · 15-foot hose and regulator assembly · Independent fan and burner controls for simple operation · Totally enclosed flame · Electronic ignition · Operates as a fresh air circulator or a heater Specifications subject to change without notice. Use in accordance with any and all state or local codes, regulations and /or ordinances. Please see heater "Owner's Manual" included with each heater for a complete list of important safety information. These specifications are estimates only. Important Notes: ·Not for use in residential living area or inadequately ventilated areas ·Proper ventilation required during operation ·Extremely hot during operation. Keep children, animals and all combustible objects away from heater.