Hayward Valve Seat Gasket, for SP0740DE | SPX0740D Dimension One Order the Balboa Water Group

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Hayward Valve Seat Gasket, for SP0740DE | SPX0740D Dimension One Order the Balboa Water GroupWhat This Part Is Used For The SPX0740D valve seat gasket installs in compatible Hayward SP0740DE multiport valves. It seals the valve seat to prevent internal water bypass between ports. Why This Part Matters A worn seat gasket can allow water to bypass internally, leading to poor filtration or backwash issues. That may show up as debris returning to the pool. Replacing the gasket restores proper valve sealing and flow direction. Key Features and