Duluth Forge Dual Fuel Vent Free Insert-15,000 BTU, T-Stat, Brick Liner Fireplace Insert, Black Thermostat Control - Automatically cycles on and off to maintain desired setting 5 realistic hand painted Ceramic Fiber Logs Patented Dual Fuel Technology: Natural Gas or Liquid Propane Product Dimensions: 16"W x 27.7"H x 10.75"D Please Note: This Item Is Not For Sale To Residents In California due local regulations restriction.