Enjoy a fast and easy connection between your 3" and 4" S&D pipes with the ADS Polyethylene Snap Adapter. This superior, lead-free fitting is made with quality HDPE corrugated pipe from America's largest manufacturer of corrugated pipe, Advance Drainage Systems. The 5" length offers a durable and reliable connection for agriculture drainage applications. Get a secure connection with the black and bagged Polyethylene Snap Adapter.