Williams 8907 Conversion Kit 320720-756 If the exhaust venting becomes

If the exhaust venting becomes obstructed or the pressure rises above the calibrated set point

balancing issues are a common cause of system noise

Featuring 3/8" x 5/8" ODF solder connections

Constructed with high-grade durable materials to resist thermal degradation and environmental moisture

OEM Compatibility: A genuine York S1-025-35350-000 replacement ensuring mechanical alignment and proper thread sizing for 3/8-inch lines

Williams 8907 Conversion Kit 320720-756 If the exhaust venting becomesWhen you are tasked with a fuel transition for Monterey Plus Top Vent furnaces, the Williams 8907 Conversion Kit (part 25098) is the specified OEM solution for converting 25,000 BTU systems from Natural Gas to Liquid Propane (LP). This kit is strictly designed for heaters manufactured after 2013 equipped with Williams brand gas valves. As a technician, you know that manifold pressure and orifice sizing are non negotiable for safe combustion; this kit