AVM Drain Board 6000 4' X 50' Roll

8' x 50' Roll, 0.4" Thick, 21 GPM Core/140 GPM Fabric Flow, 100 Lb Tensile, Drainage Drain Board

Provides protection for waterproofing systems and managing subsurface water around building foundations. Soil backfill is retained while allowing water to pass into the drainage system providing hydrostatic relief. Collected water is then conveyed to AVM Bottom Drain 6" or AVM Bottom Drain 12", or other collection system, Consists of an impermeable HDPE sheet cuspated under heat and pressure to form a high flow dimpled drainage core. The core is then bonded to a layer of nonwoven filter fabric. The filter fabric retains soil or sand particles as well as freshly placed concrete or grout, allowing filtered water to pass into the drainage core.