Continue shopping “Complete Back-Up Valve With Gears for Polaris 180 280 380 480 3900 G52” has been added to your cart. Product Price Quantity Total × Pentair PacFab Clamp Nautilus Plus NSP Filter 191805 $207.90 Pentair PacFab Clamp Nautilus Plus NSP Filter 191805 quantity $207.90 × Complete Back-Up Valve With Gears for Polaris 180 280 380 480 3900 G52 $44.01 Complete Back-Up Valve With Gears for Polaris 180 280 380 480 3900 G52 quantity $44.01 Cart totals Subtotal $251.91 Shipping Shipping costs will be calculated once you have provided your address. Total $251.91 Proceed to checkout — OR — Calculate shipping Country / region: Select a country / region… United States (US) State / County: City: Postcode / ZIP: Update