MemBrain Smart Vapor Retarder
MemBrain Smart Vapor Retarder breathes to allow excess moisture to escape from wall cavities, preventing mold growth and contributing to comfortable, healthy indoor air.
The product is constructed out of a polyamide film that changes permeability from less than one perm at low humidity to greater than 20 perms at high relative humidity.
CertainTeed CorpWeb Site:
Other Insulation Products
Envelope and Structural Products
by Alcoa Architectural Products