Continue shopping “Pentair Purex SMBW 4000 Filter Clamp Ring 197020” has been added to your cart. Product Price Quantity Total × Pentair Purex SMBW 4000 Filter Clamp Ring 197020 $247.90 Pentair Purex SMBW 4000 Filter Clamp Ring 197020 quantity $247.90 Cart totals Subtotal $247.90 Shipping Shipping costs will be calculated once you have provided your address. Total $247.90 Proceed to checkout — OR — Calculate shipping Country / region: Select a country / region… United States (US) State / County: City: Postcode / ZIP: Update