Williams Furnace High Altitude Conversion Kit with all Required Orifices for 3501521A/3501921A/3502521A/3502921A 43in Osburn 6" DuraTech Anchor Plate

Osburn 6" DuraTech Anchor Plate

3626 Door Style CV1: Twin full swing trackless

18" Millivolt Control Vent Free Burner

This will not affect the longevity of the fan and – since the fan uses very little power – it will use very little energy

Two-year limited warranty

Williams Furnace High Altitude Conversion Kit with all Required Orifices for 3501521A/3501921A/3502521A/3502921A 43in Osburn 6" DuraTech Anchor PlateOverview 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