Air Barrier Systems provide the only effective defense against air leakage and moisture intrusion. Airlok Flex® WG (Weather Guard) is a water-based, permeable, above-grade air, weather and vapor coating for application over poured concrete, concrete masonry (CMU) and the following types of sheathing: paper-face, glass-face, foil-face, rigid insulation, plywood and oriented strand board (OSB). Airlok Flex® WG contains a non-combustible, water-based blend of high-performance elastomeric acrylic polymers and selected fillers with a VOC content of 79 g/l. Polyguard sets the bar high for long-term UV resistance with Airlok Flex® WG being UV resistant for up to two years.
Polyguard offers the barrier systems professionals trust for superior performance, unmatched protection and ease of use. So when your project calls for an above grade fluid applied, permeable Air Barrier reach for Airlok Flex® WG.