FSDP-CHGG STORM DRAIN CHANNEL 39.5" | FERNCO Storm Drain Plus Channel - For Driveways, Patios, Swimming Pools, Sports Courts, Gardens and Walkways. Class B, 39-1/2 in Length, 61 - 175 Psi Wheel Load, Polypropylene Co-Polymer, Gray, Standards: ADA Compliant.