DrainTech 0443SDB Atrium Grate, 4 in Dia, Round, Polyethylene, Black

Use with pipe and connecting fittings where a drain basin is not needed or where space doesn't allow the use of a basin. Use with corrugated singlewall pipe, triplewall pipe, leach pipe or PVC pipe. Dual wall, SDR 35, 2729 S&D.