Home / Drainage / FLEX-Drain® 4″ x 12′ Perforated Pipe FLEX-Drain® 4″ x 12′ Perforated Pipe FLEX-Drain® 4″ x 12′ Perforated Pipe Part #622512004 Category: Drainage Additional information Additional information Size 11 7/8", 15", 18" Related products DrainageSplash Blocks Concrete, 12″ x 12″ – Splash Blocks Drainage FLEX-Drain® 4″ Flexible T/Y FLEX-Drain® 4″ Flexible T/Y Part #622525004 Drainage FLEX-Drain® 3″ x 4″ x 4″ Downspout Adapter FLEX-Drain® 3″ x 4″ x 4″ Downspout Adapter Part #622524004 Drainage 3″ x 4″ DS to 4″ – Universal Drainage & Adaptors 3″ x 4″ DS to 4″ Universal Packaged 1 Unit/Box Part #623024004 Available in: Black