Transition from 2 in. X 3 in. downspout to 4 in. single-wall corrugated pipe with the HDPE Downspout Adapter. This adapter connects directly to drain pipe to convey downspout flows into the drainage system.
The Downspout Adapter is made of high-density polyethylene (HDPE) and makes a Downspout X Corrugated Hub connection. Meets applicable ASTM standards. For use in non-pressurized underground sewer and drainage applications; maximum working pressure of 5 psi.