Williams 10,000 BTU Ventfree Natural Gas and Propane Heater with Thermostat

Design Features € Economical: 99.9% efficient € Dimensions: 14 1/8" wide, 6 3/8" deep, 19 1/8" tall € No outside duct or chimney needed! € Space saving design without sacrificing beauty € Models available in natural gas, propane or selected models equipped with "Fuel Exchange System"* € O.D.S. (Oxygen Depletion Sensor) with automatic shut-off € No electricity required € Operational controls available in Manual style (1 to 3 Heat Settings) or Automatic Thermostatic style (Variable Heat Settings) € Push button "Matchless" igniter € Wall mount bracket included