Roxul Drainboard Fibrex 1x48x72
$1.13 / SQUARE FT
ROXUL DRAINBOARD® is a rigid mineral wool insulation board that is water repellent, durable and environmentally stable. This product is designed as a high-performance fibrous foundation drainage system. Its non-directional fibre structure, which allows the system to be installed either horizontally or vertically, provides superior water drainage from below grade foundation walls and structural concrete. DRAINBOARD is designed for use with a damp proofing layer, installed up to a depth of 12 ft (3.7m) below grade in pervious or semi-pervious soils.