Williams Furnace High Altitude Conversion Kit with all Required Orifices for 3508631 burncrete-log The ambient operating temperature range

The ambient operating temperature range is 32ºF to 225°F

Opti-myst® Pro 1500 Heat Accessory - install as a single sided unit or remove the included hi-gloss backer panel and convert to a see-through design

becoming the focus of all conversations

3" to 5" Housing Adapter

Experience the subtle beauty and soothing comfort of a Real Fyre Designer Series gas log display

Williams Furnace High Altitude Conversion Kit with all Required Orifices for 3508631 burncrete-log The ambient operating temperature rangeOverview 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