Pentair Whisperflo & Intelliflo Seal Plate Gasket – Black | Swimables SW-21-357

Pentair Whisperflo & Intelliflo Seal Plate Gasket – Black | Swimables SW-21-357

Marsoni

M251S

$13.99

Get it in 3 business days with 1 day shipping. Friday, May 29

Pentair Whisperflo & Intelliflo Seal Plate Gasket – Black | Swimables SW-21-357Stop seal plate leaks at the source with the Swimables SW 21 357 Black Seal Plate Gasket, purpose made for Pentair Whisperflo and Intelliflo pool pumps. This flexible gasket sits between the seal plate and pump housing, compressing into a continuous watertight barrier that blocks drips and prevents air from being drawn into the system. Formed from resilient, chemical resistant rubber compound, it maintains its shape and elasticity through countless

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Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
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Reviewed in the United States on January 23, 2026