“42002-0024S MasterTemp Max-E-Therm Heater Stack Flue Sensor” has been added to your cart. Continue shopping Product Price Quantity Total × 42002-0024S MasterTemp Max-E-Therm Heater Stack Flue Sensor $21.02 42002-0024S MasterTemp Max-E-Therm Heater Stack Flue Sensor quantity $21.02 Cart totals Subtotal $21.02 Shipping Shipping costs will be calculated once you have provided your address. Total $21.02 Proceed to checkout — OR — Calculate shipping Country / region: Select a country / region… United States (US) State / County: City: Postcode / ZIP: Update