• Keene Building Products', Enviromat Strip Drain is a geometric patterned core drainage mat designed to eliminate hydrostatic pressure from behind foundation walls, retaining walls, planters and tunnels.

    Thickness0.90 inches / 23 mm


    • Plazas, foundation walls and planters
    • Bored rock tunnels with moisture flow
    • Shotcrete or gunnite applications
    • Drainage below grade using the Austian Tunneling Method
    • Can be used with a waterproofing membrane on one side
    • Will protect soft membranes

    Features and Benefits:

    • High flow rate – in excess of 10 gallons per minute
    • Fire resistant – Class A fire-rated product
    • Minimal deflection, and no creep or long-term degradation
    • Provides a thin profile for tight construction assemblies
    • Lightweight and easy to handle
    • If required, non-woven core can be encapsulated with non-woven filter fabric