Mortarmaze® Weep Vents

Let moisture out of your cavity wall construction Made from durable polypropylene Keeps out insects and debris Mortar Maze Weep Vents™ ensure positive drainage in all cavity wall construction, while also restricting insects and other debris from entering the head joint. Made from durable polypropylene, Mortar Maze Weep Vents are available in a range of colors to match the surrounding mortar. Polypropylene tested in conformance with ASTM D2240, D790B, D638 and D1238B. Allows passage of moisture from the cavity to the building exterior while restricting insects and debris. Apply to brick, concrete, and other walls for needed venting. Constructed from long-lasting polypropylene. Thickness is 0.375" 200 Pieces per box     Installation Guide Warranty