The Gas Zircon 34 is a modern design providing an excellent view of the fire. The Gas Zircon 34 does not require electricity to operate the burner. If the power fails the flame will continue to burn. Available in all the Malm colors, the Gas Zircon 34 is the perfect unit to add atmosphere, color and beauty to any room.Proudly Made In USADepth: 25.25 Flue Size: 8 Height: 32.31 Liquid Propane BTU Input: 36,000 BTU's Natural Gas BTU Input: 43,000 BTU's Shipping Weight: 165 lbs. Width: 34{Product Features BTU Input: Natural Gas 43,000 Propane 36,000 Wall clearance to combustibles 3 Adjustable flame height Requires 8 Gas B-Vent Modulating SIT Valve Piezo Ignitor Millivolt pilot system does not require power Automatic thermal damper Ceramic fiber logs with realistic glowing embers Constructed from 14 and 18 gauge steel Can be placed directly on wood or carpet floors Listed by Warnock Hersey - USA and Canada Limited Five Year Warranty {Product Includes Matching pipe to 8' ceiling height Lift off screen