Pentair 355331 O-ring diffuser

Pentair 355331 O-ring diffuser

• Pentair Challenger High Flow Pump, 5 HP
• Pentair Challenger High Pressure Pump, 5 HP
• Pentair SuperFlo VS/VST Variable Speed Pump (After 06/17/19) - 342002, 342001
• Sta-Rite SuperMax VS/VST Variable Speed Pump (After 06/17/19) - 343001
• Pentair Waterfall w/ Strainer Specialty Pumps - 340350, 340351, 340352
• Pentair Waterfall w/o Strainer Specialty Pumps - 340300, 340301, 340302