Add a tee intersection in 6 in. sewer and drain (S&D) pipe runs with a 90° branch to 4 in. S&D pipe with National Diversified Sales 64P01 6" x 4" White Hub x Hub x Hub PVC S&D Tee. The T fitting connects three lengths of pipe to make 6 in. Hub X Hub X 4 in. Hub connections. It also connects to select drainage products that make 4 in. or 6 in. S&D connections. This tee is used to add an intersection to the pipeline and connects two pipes of the same type and diameter size with a 90° branch to a different size pipe. 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. Hassle-free limited lifetime warranty guarantees the NDS product is free from defects—or we’ll replace it.