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This valve gives you manual control over water flow direction at a plumbing junction
The legacy cross-reference S18600 may appear on older equipment labels — both numbers refer to this same kit
Inspect the basket for cracks or distortion when cleaning
Metalfree should be used as part of a well designed pool maintenance program
or fatigued manifold allows water to bypass the filter media
Pentair Vent Fitting, Grey | IntellipH Container | 521509 CCXAG This valve gives you manualThe Pentair Vent Fitting (521509) is the OEM replacement grey vent fitting for the Pentair IntellipH Chemical Container, designed to maintain proper pressure equalization within the chemical feed system. The vent fitting allows the IntellipH chemical container to breathe as chemical solution is dispensed, preventing vacuum lock that would otherwise interrupt consistent chemical delivery. Replacing a cracked, clogged, or missing vent fitting restores
