STYROFAN® 4104 | BASF Dispersions & Resins | STYROFAN 4104 is a unique styrene butadiene used in air weather barriers, waterproofing, mortar modification and as a moisture vapor emission barrier over 'green' concrete. It offers very low water uptake and vapor transmission. This product is non-APEO a...view more STYROFAN 4104 is a unique styrene butadiene used in air weather barriers, waterproofing, mortar modification and as a moisture vapor emission barrier over 'green' concrete. It offers very low water uptake and vapor transmission. This product is non-APEO and non-ammonia. view less |