Velocity Boiler Works (Crown) 96-033 Vent Damper 328140-751 ensure the FLA and LRA

ensure the FLA and LRA ratings match the compressor or motor requirements to prevent premature coil failure or contact arcing

This specific model is a standard 2-position unit

For contractors requiring OEM HVAC parts

5-inch lead wire

Prevents dangerous heat exchanger overheating by validating adequate combustion and distribution airflow

Velocity Boiler Works (Crown) 96-033 Vent Damper 328140-751 ensure the FLA and LRAThe Velocity Boiler Works (Crown) 96 033 is a 7 inch automatic vent damper designed to maximize the efficiency of residential and commercial gas boilers by preventing standby heat loss. As a field serviceable OEM replacement part, this motorized flue damper is critical for maintaining the proper draft in natural draft boilers. When the burner shuts down, the damper closes to keep residuals and heated air from escaping through the chimney, which