ProCom Heating"™s infra-red space heaters are assembled in the USA and feature a new slimmer cabinet design with the latest advancement in vent free infra-red burner design. This NEW advancement provides more heat per ceramic plaque. No electricity is required which is perfect for power outages and installation. This unit has an easy to use manual control which operates with high, medium and low settings. Product Features: • Operates on Propane Gas Only • 28,000 Maximum BTU • Heats Up To 1,450 Sq. Ft. • Manual Control - High/Medium/Low/Off Settings • Slim cabinet design • Economical: 99.9% efficient. No outside duct or chimney needed! • Heat for only pennies an hour! • Safety Assurance: O.D.S. (Oxygen Depletion Sensor) included with automatic shut-off • No electricity required to operate heater! • Push Button Piezo Ignition System • Product Dimensions: 24.25" H x 25.5" W x 8.5" D • Product Weight: 24.7 lbs. • 1 Year Limited Warranty This Product Is Proudly Assembled in the USA Using Parts Manufactured in the USA! • Designed, Engineered, Assembled and Tested in the USA. • Skilled American workers manufacture parts, assemble and test our products. • Only high-quality materials and parts are used in the manufacturing of our products. • Our factory features state of the art manufacturing equipment. • Product ships from our domestic warehouse in Kentucky, USA. What''s in the Box? • Vent Free Heater - Qty. 1 • Wall Mounting Bracket - Qty. 1 • Hardware Package - Qty. 1 Please Note: This Item Is Not for Sale To Residents In California. Check your local regulations before purchasing and installation. Vent-Free heaters do not operate at elevations above 4,500 feet altitude.