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CertainTeed's MemBrain is a smart vapor retarder that helps to improve the energy efficiency of buildings by controlling moisture levels. This innovative insulation solution is designed to adapt to changes in humidity levels, allowing moisture to escape when necessary, while still blocking moisture from entering the building envelope. MemBrain is made from high-quality polyamide material that is both durable and easy to install. Its innovative technology helps to improve indoor air quality by controlling moisture levels and reducing the risk of mold and mildew growth. This insulation solution is also versatile and can be used in a wide range of applications, including walls, floors, and ceilings. It is available in a variety of sizes and can be easily customized to fit specific project requirem...See More

Features & Benefits

This patented, revolutionary solution can provide a continuous air barrier along with advanced moisture management in a single product
Low Humidity
Remains tight in winter when humidity in the cavity is low to prevent moisture from entering
High Humidity
Increases permeability in summer to let moisture escape, helping to keep the wall dry

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