Type III is a heavy-duty, high-density polyethylene geonet drainage core with a coated filter fabric on both sides, with an 8.5 gallons/min./sq. ft. flow rate and a thickness of .25".
Type III is ideal for flat decking, retaining walls and bridge abutments. Roll size 4 x 50, 200 sq. ft./roll.
Last Updated over 10 years
