Velocity Boiler Works (Crown) 96-032 Vent Damper 318172-701 for optimal longevity and to

for optimal longevity and to prevent debris from fouling the seat

7 tons specifically for R410A refrigerant applications

System Longevity: Prevents heat exchanger stress caused by improper firing rates common with aftermarket conversion components

these vertical Detect-A-Fire units are widely used in hazardous "Classified" locations due to their hermetically sealed internal contact area

Comprehensive Maintenance: Includes all necessary diaphragms

Velocity Boiler Works (Crown) 96-032 Vent Damper 318172-701 for optimal longevity and toAs a field tech, you know that a failed flue damper is one of the most common reasons for a "no heat" call on a steam or hydronic system. The Velocity Boiler Works (Crown) 96 032 Vent Damper is the heavy duty, 6 inch factory replacement designed specifically for Crown boiler systems and Velocity steam boilers. This automatic flue damper is engineered to eliminate standby heat loss by sealing the vent pipe the moment the burner cycles off, keeping your