Grace Hydroduct 220 4'x50'

2_1102254 MFG #: 613
$380.25 / ROLL
Hydroduct 220 is a strong, preformed 0.44 inch (11 mm) thick geocomposite drainage sheet system, comprising a hollow studded polystyrene core, covered on one side with a nonwoven, needle punched polypropylene filter fabric and on the other side with a smooth polymeric film. Hydroduct 220 is designed primarily for use with waterproofing materials in vertical installations. Hydroduct 220 has been specially developed to provide a simple and highly practical collector and deflector of unwanted ground water on foundation walls, retaining walls, tunnels and planters.