National Diversified Sales 4P01 4" White Hub x Hub x Hub PVC S&D Tee adds a 90° branch to a 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-weld connections. Meets applicable ASTM standards. For use in non-pressurized underground sewer and drainage applications; maximum working pressure of 5 psi. This tee is used to add an intersection to the pipeline and connects 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.