This product includes 5 x CD410 Shallow Flow Drain Channel Drainage Plastic PVC Heavy Duty, each with 2 x Endcaps, suitable for gardens or driveways. The Clark Drain CD410 has been updated to a newer version. Dimensions: Each channel is 1000mm in Length, 128mm Wide, and has an overall depth of 80mm. For 90-degree turns, a CD405 Quad Box Corner Piece is available. Manufacturer: CLARK DRAIN.