This valve is designed for 3/4" NPT connections

blue pilot flame

Drop-in Compatibility: 100% retrofittable with existing Sure-Flex flanges

Key Benefits: Direct Replacement: Verified S211 valve series compatibility for the KS211AF02T2CG1 and legacy BA models

Reznor 110865 Pilot Kit Refrigerant This valve is designed forThe Reznor 110865 Vertical Pilot Kit is a field proven natural gas pilot assembly engineered specifically for high capacity vertical spark ignition systems. This OEM Reznor replacement part is critical for maintaining flame rectification and ensuring consistent ignition across Reznor RPV, RPBE, and RPVJ series duct furnaces and unit heaters. Designed for 150 200 250 350 400 MBH CAUA upflow units, this kit features a robust spark ignitor and precision