Pentair Seal Diffuser | Challenger / SuperFlo / SuperMax Pumps | 355030Z C8341 persistent foaming is often a

persistent foaming is often a sign of organic buildup or old water

inspect and lubricate the tank o-ring to prevent leaks after reassembly

Review the exploded diagram in your heater's service manual to confirm all included items before ordering individual components separately

Apply: Holding the nozzle at a 45-degree angle

A worn or damaged back-up ring can result in internal bypass

Pentair Seal Diffuser | Challenger / SuperFlo / SuperMax Pumps | 355030Z C8341 persistent foaming is often aThe Pentair Seal Diffuser (355030Z) is the OEM replacement seal diffuser for the Challenger High Flow, SuperFlo, and SuperMax pump families. IMPORTANT: MANUFACTURE DATE APPLIES TO VARIABLE SPEED MODELS For the SuperFlo VS VST and SuperMax VS variable speed pumps, this diffuser fits units manufactured before 06 17 19 only. Check the date code on your pump's label before ordering if you have a variable speed model. IMPORTANT: CHALLENGER HIGH FLOW