Pentair Diffuser, 2F Frame, 2-1/2A | Challenger High Flow Pump | 355094Z Water Levelers Your cleaner requires 2 of

Your cleaner requires 2 of these swivels

the correct impeller profile — medium head in this case — determines the pump's operating point on its performance curve

Pentair Part Number 178575Z Part Name Bulkhead Bottom Part Category Bulkheads Quantity Included 1 (Each) Fits Into

25 HP W3SP3215X20XE Hayward TriStar VS 815

Pentair Diffuser, 2F Frame, 2-1/2A | Challenger High Flow Pump | 355094Z Water Levelers Your cleaner requires 2 ofThe Pentair 355094Z is the OEM replacement diffuser for the 2F frame, 2 1 2A configuration of the Challenger High Flow pump series. The diffuser channels water from the impeller into the pump's volute, converting velocity into pressure to maintain consistent flow through your pool or spa system. A cracked, warped, or worn diffuser reduces hydraulic efficiency and can cause the pump to lose prime or deliver reduced flow. Replacing it with the correct