Pentair Adapter Fitting | System 3 & System:2 Modular D.E. Filters | 24900-0509Z Swim Vests The diffuser channels pressurized water

The diffuser channels pressurized water exiting the impeller into the pump's discharge port

2 in slip with 1-1/2 in slip reducers

100% oil-free and water-soluble—safe for all spas and hot tubs

It has a swivel metal handle which allows the vac head to move freely around the pool floor

The vacuum tube assembly channels suction through the Racer cleaner's internal drive system

Pentair Adapter Fitting | System 3 & System:2 Modular D.E. Filters | 24900-0509Z Swim Vests The diffuser channels pressurized waterThe Pentair Adapter Fitting (24900 0509Z) is the OEM replacement adapter fitting for Pentair (formerly Sta Rite) System 3 and System: 2 Modular D. E. Filters. If your filter's fitting is cracked, stripped, or leaking at the base, this is the direct replacement. IMPORTANT: MODEL DATE RESTRICTION SYSTEM: 2 PLD SERIES This fitting is confirmed for System: 2 Modular D. E. Filter models PLD50 and PLD70 manufactured prior to October 2003 only. If your PLD50