Velocity Boiler Works (Crown) 96-033 Vent Damper 328140-751 5-inch lead wire

5-inch lead wire

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

For contractors requiring OEM HVAC parts

This specific model is a standard 2-position unit

Velocity Boiler Works (Crown) 96-033 Vent Damper 328140-751 5-inch lead wireThe 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