Type 413D Galvanized Perforated Channel Grate - 19.69” diamondtrack-calc The Backflow Box is an

The Backflow Box is an American made back flow enclosure features a lift-off design for maximum accessibility

Filtrexx filtration silt socks also commonly known as “compost socks for erosion control” are filled with a natural fiber that helps to hold sediment back while allowing water to flow though

Geotex 861 is a nonwoven geotextile fabric that is made from high-quality polypropylene staple fibers that is needle-punched to form a dimensionally stable fiber network

- Weight: 1300 LBS

Type 413D Galvanized Perforated Channel Grate - 19.69” diamondtrack-calc The Backflow Box is anLOAD CLASS C EN 1433 56,202 LBS 1,160 PSI For use with ACO trench drain channels. Note: This product must be ordered with an ACO Trench Drain System and cannot ship alone.