Concrete Making Materials
ATTENDEES' CHOICE AND EXPERTS' CHOICE
Pervious lightweight concrete
Geofoam SP is a pervious cellular lightweight concrete with a density of 20 to 40 lbs./cu.-ft. A permeable, open-cell material, Geofoam SP has been used on applications including sports fields, golf courses, backfill, parking lots, and pavement subbase. Cellular Concrete. 888-235-5015. www.cellular-concrete.com.