Pentair EQ Series Diffuser O-RIng (350037Z) lascofittings Helps restore reliable sealing at

Helps restore reliable sealing at the skimmer assembly

sanitation

Supports dependable debris movement and cleaning coverage

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

the spa feels more intuitive and polished

Pentair EQ Series Diffuser O-RIng (350037Z) lascofittings Helps restore reliable sealing atThe 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