Fits: Spee-D Basin, 6″ Sewer and Drain Pipe and Fittings, 6″ Corrugated Pipe
Material: Foam Polyolefin
Open surface area 28.4 sq. in. Can be used in large lawn areas, large landscape areas, patios, and atriums. Can also be used with 6″ sewer and drain pipe and fittings and 6″ corrugated pipe.