Align and connect 3 in. X 4 in. rain gutter downspout to 4 in. Sewer and Drain (S&D) pipe with the National Diversified Sales 9P13 3" x 4" x 4" White S&D Hub PVC Offset Downspout Adapter. The offset design allows for proper alignment of drainage pipe beneath a downspout fastened directly against the building wall. The Offset Downspout Adapter drain fitting is made of polyvinyl chloride (PVC) and makes a Downspout X Hub connection. Meets applicable ASTM standards. For use in non-pressurized 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.