Help Eliminate Wall Settling! 
- Meets NCMA specifications
 - 8" x 8" drain
 - 8" Spillway
 - Water runs off the spillway past the toe (base) of the wall
 - Slides in for easy installation
 
The back flange 1 1/2" will accommodate a male 4” SDR35, Triple Wall, or a S&D, it is constructed of 16 gauge aluminum. This can be installed loose or glued in.