Pentair EQ Series Diffuser O-RIng (350037Z) lascofittings A focused blower replacement like

A focused blower replacement like this is especially useful when the surrounding air-side components remain serviceable and the problem is clearly isolated to the blower itself

Replacing the volute can help give the pump a stronger foundation for additional serviceable components that are still in good condition

the system can lose an important part of its treatment capability

Supports dependable debris movement and cleaning coverage

Pentair EQ Series Diffuser O-RIng (350037Z) lascofittings A focused blower replacement likeThe Pentair 350037Z diffuser O ring is designed for compatible EQ Series pump applications where the diffuser sealing ring needs replacement. An O ring like this is useful because it helps seal the diffuser area within the wet end assembly, supporting cleaner internal fit and more dependable pump reassembly. Replacement is often needed when the original O ring is flattened, cut, hardened, or no longer dependable after disassembly. Installing the