Cavity Drainage Material
The polymer core mesh creates the airspace while the lighter fabric prevents mortar from seeping into the newly formed cavity.
Cavity drainage material. The cavity drainage mat is a layer of woven fiberglass or other synthetic material that is placed at the bottom of the masonry wall within the cavity. Proper cavity drainage relies on a cuspated membrane to guide water down to the floor junction to filter out through the perimeter channel. Allow water to drain. It works because it maintains a separation between the materials used for the veneer and the structural back up wall to drain incidental moisture and dry out the building enclosure.
Width with flap 43 inches. Creates a drainage ventilation cavity environment behind natural and manufactured stone veneer walls. Available in the following dimensions. Slots along the bottom edge allow moisture to exit a thin veneer wall system m.
If you need mortar webs weep tubes vent boxes or mesh screen rolls then masonrydirect is here to help. Mortar obstructions and droppings. The top countries of supplier is china from which the percentage of cavity drainage. Width less flap 39 inches.
This mat normally extends up the wall a couple feet and is dependent upon the actual masonry design.