CCW-702 WB is a high-tack, water-based contact adhesive for promoting adhesion of CCW membranes in air/vapor barrier, window flashing, thru-wall flashing, foundation waterproofing and steep-slope roofing underlayment applications. Product works well on rough and pourous substrates such as DensGlass Gold®, similar exterior gypsum sheathing products, concrete masonry unit (CMU) construction, oriented strand board (OSB) sheathing and concrete.