The dimples in the membrane are 5 16 in height which create a 5 16 drainage space or airgap between the wall and the back of the membrane.
Dimple drianage matting.
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The reductions of water will reduce hydrostatic pressure on the foundation.
Geotextile fabric will filter out sediments from drain.
The dimple mat is intended to be part of a drainage system that includes a footing drain see image 2 below.
The dimples are aligned along a vertical and horizontal axis to rapidly channel water from grade to the footer drainage system.
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This prevents any soil and or backfill material from touching the wall itself.
Matting has built in dimples that align both vertically and horizontally to rapidly channel water from grade to footer drainage system.
Get an extra layer of moisture drainage and durability with crawl space drainage matting.
Ideally the footing drain system includes perforated 4 inch piping surrounded by crushed stone and a filter fabric burrito the footing drain needs to lead to daylight or a sump equipped with a sump pump.
The stud shaped dimples provide an air chamber between the roll and its matting surface.
Think of dimpled drainage matting as a durable sub floor between the liner and the gravel or dirt crawlspace floor.
The backfill rests on the outside of the membrane and water can not penetrate through the plastic.
Solution for subsurface water management from one primary direction.
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Armordrain 110 drainage mat is designed to allow water to drain through channels created by the dimpled core while protecting a foundation s primary waterproofing membrane from damage by soil and sediment.
Tough and durable the dimpled sheet can endure the rigors of jobsite installation.
The fabric prevents rocks and dirt coming entering the drainage channels.
Sheet drain is used reduce and direct water for below ground applications and foundations walls.
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