SW-26-130 | Swimables Replacement for Pentair Backwash Valve Piston Assembly | 51013811 | SW-26-130 Phosphate Remover For Pool 5 inch spa return fittings

5 inch spa return fittings

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includes bolt

SW-26-130 | Swimables Replacement for Pentair Backwash Valve Piston Assembly | 51013811 | SW-26-130 Phosphate Remover For Pool 5 inch spa return fittingsThe 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