CellVent™ for masonry cavity walls is installed between the head joints at the base of the wall and wherever flashing is installed. It helps ensure that moisture can migrate out and air can circulate into the cavity, and that insects canA,A't enter the cavity through the weep holes.
CellVent™ is made from polypropylene, including 33% preconsumer recycled content, is UV stable and is available in seven colors, including clear.
CellVent™ Technical Sheet
CellVent™ Fact Sheet