Continue shopping “475601 Pentair ETI400 Heat Pump Stack Flue Sensor” has been added to your cart. Product Price Quantity Total × R0359400 Jandy Replacement DEV DEL Filter Tie Rod Knob $11.78 R0359400 Jandy Replacement DEV DEL Filter Tie Rod Knob quantity $11.78 × 475601 Pentair ETI400 Heat Pump Stack Flue Sensor $53.04 475601 Pentair ETI400 Heat Pump Stack Flue Sensor quantity $53.04 Cart totals Subtotal $64.82 Shipping Shipping costs will be calculated once you have provided your address. Total $64.82 Proceed to checkout — OR — Calculate shipping Country / region: Select a country / region… United States (US) State / County: City: Postcode / ZIP: Update