Plumbing Supplies-Plumbing Fittings, Dielectric Unions& Flanges
dielectric union/ flange
Union:
Female x Female / Female x SWT / Male x SWT
1/2" ~2"
Flange:
Female x SWT
2-1/2" ~3" ( cast iron both sides)
2-1/2"~4" ( cast iron+ cast brass)