“R0442100 Jandy DEV DEL Filter Slide Backwash Valve Piston Rebuild Kit” has been added to your cart. Continue shopping Product Price Quantity Total × R0442100 Jandy DEV DEL Filter Slide Backwash Valve Piston Rebuild Kit $22.85 R0442100 Jandy DEV DEL Filter Slide Backwash Valve Piston Rebuild Kit quantity $22.85 Cart totals Subtotal $22.85 Shipping Shipping costs will be calculated once you have provided your address. Total $22.85 Proceed to checkout — OR — Calculate shipping Country / region: Select a country / region… United States (US) State / County: City: Postcode / ZIP: Update