Continue shopping “Pentair Posi-Flo Pool Filter Air Relief Valve 25010-0004” has been added to your cart. Product Price Quantity Total × Pentair Posi-Flo Pool Filter Air Relief Valve 25010-0004 $9.49 Pentair Posi-Flo Pool Filter Air Relief Valve 25010-0004 quantity $9.49 Cart totals Subtotal $9.49 Total $9.49 Proceed to checkout — OR — Coupon: