4" x 3" Flange Closet Flush Style Reducer PVC with Adjustable Metal Ring Drain Waste and Vent Over 3"
Item #P813-422
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.