SW-26-130 | Swimables Replacement for Pentair Backwash Valve Piston Assembly | 51013811 | SW-26-130 Phosphate Remover For Pool #hh-gallery-a #hh-g5:checked ~

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5 inch spa return fittings

Routine Replacement: Recommended to replace periodically after long use or chemical exposure to ensure optimal sealing

confirm fitment for universal h-series heater

includes bolt

SW-26-130 | Swimables Replacement for Pentair Backwash Valve Piston Assembly | 51013811 | SW-26-130 Phosphate Remover For Pool #hh-gallery-a #hh-g5:checked ~The Swimables Replacement for Pentair Backwash Valve Piston Assembly SW 26 130 with O Ring is a compatible replacement for Pentair 51013811, designed for select Pentair push pull and slide backwash valves. This complete piston assembly restores proper valve operation by controlling internal water routing during both filtration and backwash cycles. Commonly used in compatible Pentair 2 inch push pull slide valve assemblies including 263064 and 50290211