View the Dupont Tyvek entry on BPindex Visit the Dupont Tyvek website DuPont™ AirGuard® A2 FR enhances the building fabric in terms of airtightness, energy efficiency and moisture management, improving indoor air quality and providing exceptional fire safety to the building and its occupants. DuPont™ AirGuard® A2 FR Surpassing the Fire Regulations Today the fire performance of materials used in buildings is …
