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Ships within 48 hours · Estimated delivery Aug 5 - Aug 10
Hayward ProSeries engineering delivers reliable performance season after season
Ready to streamline your pump upkeep
Snap-together installation with all mounting brackets included for a fast
minimize tangling
and simplicity in one compact unit
HF-SR137-01 Premium Pool Filter Cartridge USA Made For Sta-Rite PosiFlo II chemical dosing pump Hayward ProSeries engineering delivers reliableHF SR137 01 Premium Pool Filter Cartridge USA Made For Sta Rite PosiFlo II Intro Premium USA made replacement cartridge engineered to fit Sta Rite PosiFlo II systems. The HF SR137 01 is designed for PTM135 applications and is compatible with Pleatco PSR 137 4, Unicel SC3 SR137 UHD SR137, Filbur FC 2570 2571, and WC108 70S2X. It delivers a precise fit with exact dimensions: length 31. 25 inches, outer diameter 8. 6875 inches, and top bottom holes at 4.
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