... of various plane materials (fabrics, non-woven fabrics, paper, foam board etc.)StandardAFNOR G07-III, ASTMD737, ASTMD3.574, BS5, 636, ... at reasonable price.All the test indexes could be set, digital display. It could connect with the computer and printer.Its ... and manufacturer scene using. Technical index: ModelYG461HOperation displayBig screen LCD display.Measuring unitmm/s, cfm, cm3/cm2/s, L/m2/ ...