Hydro Flow Bulkhead Thread/Thread 3/4 in Hole Size 1-1/2 in (each)

Hydro Flow Bulk Head fittings are designed to create a watertight seal when transferring liquid from or to a storage container/reservoir. These fittings are made from durable ABS plastic and come with double gaskets for a secure seal as well as double female threads to incorporate fittings or filters into the bulkhead. Manufactured in the U.S.A.