Bouchon de purge 3 / 8« De Dietrich » 300010949

The vent plug 3/8" is a small but crucial component for releasing trapped air from boiler and burner systems. With a 3/8-inch thread, it fits standard vent ports on heating equipment, allowing air to escape and preventing airlocks that can impair system performance. This plug is ideal for maintenance and repair tasks, ensuring efficient operation and reducing noise. Its simple design makes it easy to install or replace. Whether you are bleeding a radiator or servicing a boiler, this vent plug helps maintain proper circulation and system efficiency.