Air and Vapor Barriers > Vapor-Permeable

BASF MasterSeal AWB 660
BASF MasterSeal AWB 665
Carlisle CCW Barritech VP
Pecora XL-Perm Ultra VP
Polyguard Airlok Flex VP
Polyguard Airlok Flex WG
Tremco ExoAir 220
Tremco ExoAir 230