Labmate paper air permeability tester uses advanced technology for measuring material air permeability. It's fully automated with a microcomputer, offering quick results in your chosen units. Features include a 0-2500 ml/min measurement range and 0.05-6 kPa pressure difference range. Equipped with an LCD screen and micro-printer, it provides fast, clear printing. Login Login 0 repins 0 comments 0 likes