3. No need to : This catch basin downspout has a telescopic design that allows it to be easily bent and maintain its shape. You can connect and bend it to extend the length of your downspout, or bury it underground without digging. 4. material: This catch basin downspout is composed of latest material with high-quality steel rings, which gives the flexible tube better ductility and heat resistance. It not tear or crack under any weather conditions. 1. Flexible Extension: This downpipe extension easily extends from 1.34inch to 5.1inch. The hose is long enough to channel water away from the foundation, preventing water damage and erosion. You can also control the water by controlling rain chain splash. 2. Leak-Proof Hose: Prevent the drip tray from leaking with our added leak-proof hose design. Easily insert the hose adapter into the hole and enjoy a smooth drainage system. 5. Extensive Application: This catch basin downspout can be easily bent and adjusted to fit any angle, making it universal compatible with most residential downspouts (2inch x 3inch, 3inch x 4inch and round., Manufacturer: Mcnhbdgg