The 4 in. PVC Wye adds a 45° angle to an existing 4 in. sewer and drain (S&D) pipe run and connects three lengths of pipe. It also connects to select drainage products such as channel drain outlets, Flo-Well® Dry Well System, drainage grates, and pop-up emitters. The drain fitting is made of polyvinyl chloride (PVC) for Hub X Hub X Hub solvent-welded connections. Meets applicable ASTM standards. For use in non-pressurized underground sewer and drainage applications; maximum working pressure of 5 psi. This wye is used to add an intersection to the pipeline and connect three pipes of the same type and diameter size. Hassle-free limited lifetime warranty guarantees the NDS product is free from defects—or we'll replace it. NDS offers free tools such as the Home Drainage Center, Calculators, and NDS Stormwater Drainage mobile app to help make your project a success. Founded in 1972, NDS is the preferred choice of professionals and the leader in stormwater management solutions with proven products, tools, and support to help you get the job done right. Clamps are stainless steel. Quickly connects sewer, drain, waste and vent piping in any pipe material. Connectors and O-Rings install easily and quickly to provide leak-proof seals. Seals connections between most types of sockets, hubs, bells and spigots.