Field Controls 46487401 Vent Damper Freon utilizing a Buna-N paddle and

utilizing a Buna-N paddle and forged brass body to maintain a tight seal and consistent on/off control across a temperature range of 32 to 200°F

facilitating efficient torque transfer from the drive motor

Its unique 4-way flexing action effectively absorbs shock

Restore the integrity of your 2-way diaphragm-pivoted edge solenoid valves with the Parker 12F25C2148ACFR Repair Kit

eliminating the need for refrigerant-specific sight glasses

Field Controls 46487401 Vent Damper Freon utilizing a Buna-N paddle andThe Field Controls 46487401, also known as the GVD 9PL, is a 24Vac automatic vent damper designed to improve the thermal efficiency of atmospheric gas heating systems. This 9 inch unit is the professional grade direct replacement for Q35RL 1 models, ensuring seamless integration into existing boiler or furnace stacks. Engineered for stainless steel durability, the GVD 9PL gas vent damper operates by closing the flue pipe during the off cycle,