pipe control manufacturer/supplier, China pipe control manufacturer & factory list, find qualified Chinese pipe control manufacturers, suppliers, factories, exporters & wholesalers quickly on .RainDrain™ products offer an essential rain removal system for protection ... the downspout will start the Rain Drain® water extension process through the ...The Amerimax Home Products Flex-A-Spout Downspout Extension has a rigid, corrugated design for versatility. Featuring durable vinyl construction, this extension can be buried, bent or …Oct 23, 2021 · The Amerimax Home Products Flex-A-Spout Downspout Extension has a rigid, corrugated design for versatility and a durable vinyl construction. The extension can be buried, bent or connected to additional sections and can extend from 8 in. to 18 in. Use this downspout extension to divert water away from the foundation or connect to drainage pipe and catch basin to control drainage.