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The Pentair 350037Z diffuser O-ring is designed for compatible EQ Series pump applications where the diffuser sealing ring needs replacement
Matching the part number W042303 helps confirm compatibility with the correct AquaPure
A spa pillow helps provide a more comfortable seating experience while maintaining the finished look of the spa interior
The Buna construction noted in the product name should be matched to the pump application
This part is commonly replaced during pump repairs
Zodiac Polaris 9300 Sport Control Unit New Style (R0721200) sundancespas The Pentair 350037Z diffuser O-ringDesigned for the application noted in the product name, Zodiac Polaris 9300 Sport Control Unit New Style (R0721200) helps keep compatible Zodiac equipment operating with the right geometry, seal, or movement. This cleaners & parts item restores an electronic control point for the compatible Polaris cleaner or related Zodiac equipment. It is used when diagnostics point to a failed board or control assembly, helping preserve the existing equipment