Aluminum Self-Locking Trapping Hood

Nozzle type split collar allows for a "force fit" placement in drainage pipe, eliminating the need for pins or hooks in the wall of catch basin during install.

Hinged rear gate allows for ease of cleaning as well as opening for flood relief.

Size A B C Part # Sewer Trap
4" Trap 3" 3" 3" AST-400
6" Trap 4" 5" 4" AST-600
8" Trap 4" 6.5" 4" AST-800
10" Trap 4" 8" 4" AST-1000
12" Trap 5" 10" 4" AST-1200
alt alt