Continue shopping “Pentair SMBW 4000 2000 Filter Noryl Rotor O-Ring Kit V20-353” has been added to your cart. Product Price Quantity Total × Pentair SMBW 4000 2000 Filter Noryl Rotor O-Ring Kit V20-353 $7.99 Pentair SMBW 4000 2000 Filter Noryl Rotor O-Ring Kit V20-353 quantity $7.99 Cart totals Subtotal $7.99 Total $7.99 Proceed to checkout — OR — Coupon: