Transition from 3 in. X 4 in. downspout to 4 in. Sewer and Drain (S&D) pipe with the PVC Downspout Adapter. This adapter connects directly to drain pipe to convey downspout flows into the drainage system.
The Downspout Adapter is made of polyvinyl chloride (PVC) and makes a Downspout X Hub connection. Meets applicable ASTM standards. For use in non-pressurized underground sewer and drainage applications; maximum working pressure of 5 psi.