Continue shopping “Pentair ETI400 Heat Pump Stack Flue Sensor 475601” has been added to your cart. Product Price Quantity Total × Pentair ETI400 Heat Pump Water Bypass Assembly 475621 $37.01 Pentair ETI400 Heat Pump Water Bypass Assembly 475621 quantity $37.01 × Green Story Global Pool Water Cyanuric Acid CYA Conditioner Remover 1.5 lb. GSG-CYA-1.5 - 2 Pack $138.01 Green Story Global Pool Water Cyanuric Acid CYA Conditioner Remover 1.5 lb. GSG-CYA-1.5 - 2 Pack quantity $138.01 × Swimming Pool One Gummy Youth Size Swimming Goggle 93491 $11.01 Swimming Pool One Gummy Youth Size Swimming Goggle 93491 quantity $11.01 × Pentair ETI400 Heat Pump Stack Flue Sensor 475601 $57.01 Pentair ETI400 Heat Pump Stack Flue Sensor 475601 quantity $57.01 Cart totals Subtotal $243.04 Shipping Shipping costs will be calculated once you have provided your address. Total $243.04 Proceed to checkout — OR — Calculate shipping Country / region: Select a country / region… United States (US) State / County: City: Postcode / ZIP: Update