Reliant Cluster Cartridge Filter Upper Manifold for C3425/C3525

Part # 647311975000

Top Manifold for C3425 / C3525 Cluster Cartridge Filters
(AKA Quad Cartridge Filters)

Item# 7 (on diagram)

Recommended to also replace the following to parts
Manifold Air Relief: Part # 6575808300
Stand Pipe O-Ring: Part # 65431073080

For reference: Lower/Bottom Manifold: Part # 647311906