Thermostat Gas Control Operation Save on heating costs. The 99% heating efficient designs require no outside venting, so all the heat stays in the room. Provide Easy, economical installation, with no vent or chimney required, and a built in pressure regulator, installation is an easy job*. (*Professional installation recommended) Safe an clean burning, Vanguard Vent Free Gas Heaters are design certified by the American Gas Association and meet or exceed all government safety performance standards. A dual purpose safety pilot system protects against oxygen depletion and any interruption in the fuel supply. If either occurs, the gas is shut off to the burner, turning the heater off. Provides heat during power outages. No electricity required, making them ideal as back up emergency heat. Clean, quite odorless operation Easy to use top mounted controls push button ignition. No matches required. Decorative safety grill and tinted glass. Ivory Shell Color
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