VapAir Seal MD

VapAir Seal MD Air and Vapor Barrier is used for direct application over metal decks when insulation is to be mechanically fastened and is suitable for all internal conditions, including very high humidity. VapAir Seal MD air and vapor barrier is quick to install and creates an air- and vapor-tight seal. Its enhanced vapor resistance is sufficient to accommodate extreme internal conditions such as buildings containing wet industrial processes, breweries, swimming pools, sports halls, kitchens, and bathrooms, etc. VapAir Seal MD consists of a reinforced composite aluminum foil with a tenacious self-adhesive SBS backing and removable poly release film.

Self-adhering.
Cold-applied.
Create an airtight and vapor-tight seal.
Extremely high tear resistance.
Withstand foot traffic on profiled metal decking, without puncturing.
Can be bonded with at ambient temperatures of 30°F (-1°C)-40°F (4°C) if material is kept above 50°F (10°C).
Reduced fire load – has a calorific value of ≤10,500 kJ/m2 and complies fully with fire protection requirements for reduced fire load vapor barriers – meets FM requirements.
Fully complies with FM Approval Standard Class No. 4470.