4" x 3" Adapter Coupling Socket PVC Adapts Socket & D Spigot to Drain Waste and Vent Spigot
Item #P117-422
PVC-DWV (drain, waste and vent) fittings conform to ASTM Standards D-2665 and D-3311. ASTM standards provide the material and test requirements as well as the fittinggeometries for PVC-DWV (drain, waste and vent) fittings. Fittings can be transitioned to other DWV materials.