Continue shopping “SPX1600S Super II MaxFlo Pump Lid O-Ring” has been added to your cart. Product Price Quantity Total × 475621 Pentair ETI400 Heat Pump Water Bypass Assembly $34.56 475621 Pentair ETI400 Heat Pump Water Bypass Assembly quantity $34.56 × SPX1600S Super II MaxFlo Pump Lid O-Ring $7.29 SPX1600S Super II MaxFlo Pump Lid O-Ring quantity $7.29 Cart totals Subtotal $41.85 Shipping Shipping costs will be calculated once you have provided your address. Total $41.85 Proceed to checkout — OR — Calculate shipping Country / region: Select a country / region… United States (US) State / County: City: Postcode / ZIP: Update