Continue shopping “475601 Pentair ETI400 Heat Pump Stack Flue Sensor” has been added to your cart. Product Price Quantity Total × SW-10-100 Algae Gone Swimming Pool Tablet Holder Black Algae $16.44 SW-10-100 Algae Gone Swimming Pool Tablet Holder Black Algae quantity $16.44 × 475601 Pentair ETI400 Heat Pump Stack Flue Sensor $53.04 475601 Pentair ETI400 Heat Pump Stack Flue Sensor quantity $53.04 Cart totals Subtotal $69.48 Shipping Shipping costs will be calculated once you have provided your address. Total $69.48 Proceed to checkout — OR — Calculate shipping Country / region: Select a country / region… United States (US) State / County: City: Postcode / ZIP: Update