The bulkhead and tank fitting by Green Leaf? including outlet flange and inside bolt seal double seal flange are manufactured in a variety of sizes ranging from 1/2 to 4 in. Our bulkhead fittings come in both nylon and polypropylene. Our nylon bulkhead fittings with a female NPT are both NSF61 and NSF372 certified and are offered with both a Buna and EPDM gasket. The polypropylene bulkhead fitting is also available with a female NPT with both a Buna and EPDM gasket.
