Pentair/PacFab Challenger 1.0HP Diffuser (355077) haywardpool An ultra-fine cartridge helps capture

An ultra-fine cartridge helps capture smaller debris inside a compatible robotic cleaner

Maintains reliable system operation

The CMP in-ground vinyl liner light adapter sealing ring is designed for compatible vinyl-liner lighting applications where the sealing ring needs replacement

This replacement is especially useful when the original fitting is damaged

Helps restore proper water-routing flow path

Pentair/PacFab Challenger 1.0HP Diffuser (355077) haywardpool An ultra-fine cartridge helps captureThe Pentair PacFab 355077 diffuser is designed for compatible Challenger 1. 0 HP pump applications where the diffuser needs replacement. A diffuser like this is useful because it helps control water flow through the wet end and supports the hydraulic relationship between the impeller and surrounding housing. Replacement is often helpful when the original diffuser is cracked, worn, or damaged during a rebuild. Installing the proper Pentair PacFab