Williams Furnace 9A335 High Altitude Conversion Kit for 3509821 and 3509621A w9.5 *The gas fittings supplied are

*The gas fittings supplied are for what the factory considers a normal installation

heating efficiency

Superior Triple Flame Series-Massive Mixed Oak Ceramic Fiber Log Set is available in 18"

12" Adjustable Length

Great accessory for any fire pit

Williams Furnace 9A335 High Altitude Conversion Kit for 3509821 and 3509621A w9.5 *The gas fittings supplied areOverview Williams Comfort Products Made In America Since 1916! For over 100 years, Williams has designed and manufactured quality heating, ventilation, and air conditioning products for both the home and business. It all started in 1916, when Jesse Williams began building gas steam radiators in Los Angeles under the banner Williams Radiator Company. Williams commitment to quality was clear from the start, and the companys product line expanded over