ADS 3 inchx2 inch Downspout Adapter for 4 inch Singlewall pipe, the contractor's preferred choice for connecting a 2 inchx3 inch downspout to 4 inch singlewall corrugated drain pipe. This downspout adapter effortlessly slips over the downspout end and securely snaps inside the drain pipe, ensuring a reliable connection. Made from durable high-density polyethylene (HDPE), it's built to withstand the rigors of residential and commercial drainage systems, providing long-lasting performance.