Williams Furnace High Altitude Conversion Kit with all Required Orifices for 4007332 and 4007732 chimney-fan The Universal Band is pre-assembled

The Universal Band is pre-assembled for 6" diameter chimney but will also fit 7" and 8" chimneys

For in-wall installation (not on a hearth) order a custom 4-sided surround

It’s as easy to install and makes for easy glass cleaning

Seven flame settings for precise heat control

vibrant flames

Williams Furnace High Altitude Conversion Kit with all Required Orifices for 4007332 and 4007732 chimney-fan The Universal Band is pre-assembledOverview 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