View the DuPont™ Tyvek® entry on BPindex Visit the DuPont™ Tyvek® website New DuPont™ AirGuard® A2 FR joins DuPont™ Tyvek® FireCurb® to create an advanced solution that exceeds regulations DuPont has been a pioneer in fire safety for over 50 years and introduced its Tyvek® FireCurb® breather membrane for buildings in 2013. As regulations catch up post Grenfell – and as most fires begin …