Central Vacuum Motor Steel Plumbing Adapter to Silencer 4" ID X 2-1/2" Male BSPT

This plumbing adapter is used in the Central Vacuum Motor at the vacuum stations at the wash site. One adapter mounts onto the end of each silencer with the female side and the male side mounts onto the vacuum motor producer. The adapter has an inside diameter of 4" on the female side and a diameter of 2-1/2" on the Male BSPT side. This adapter is made of steel for durability and longevity.