Connect 3 in. Sewer and Drain (S&D) pipe to 4 in. S&D fittings with the PVC Increaser/Reducer Bushing. The drain fitting also connects 3 in. S&D pipe to drainage products compatible with 4 in. S&D connections and 4 in. S&D fittings to drainage products with 3 in. S&D connections, such as select channel drain outlets, drainage grates, and pop-up emitters. This increaser/reducer bushing has a hub and spigot to connect two different pipe sizes.
The Increaser/Reducer Bushing is made of polyvinyl chloride (PVC) and makes a Hub X Spt solvent-weld connection. Meets applicable ASTM standards. For use in non-pressurized underground sewer and drainage applications; maximum working pressure of 5 psi.