Slant Fin 412-706-040 Vent Damper 30067439-890 utilizing this exact-fit motor mounting

utilizing this exact-fit motor mounting hardware ensures the motor remains seated during peak torque demands and high-static pressure scenarios

Whether you are performing a boiler maintenance overhaul or a focused HVAC repair

Common Questions: Is the 14506747-002 different from the 14506747-002/U model

this unit is a Counterclockwise (CCW) rotation part

Slant Fin 412-706-040 Vent Damper 30067439-890 utilizing this exact-fit motor mountingThe Slant Fin 412 706 040 Vent Damper is a 6 inch automatic vent damper designed to optimize the efficiency of residential gas fired boilers. As a critical safety and efficiency component, this motorized flue damper prevents thermal siphoning by sealing the vent pipe during the burner's off cycle, retaining heat within the heat exchanger. This unit is specifically engineered for Slant Fin boiler models like the Sentry (S series), Sentinel (SE series),