Medical Face Masks Breathability Tester MODEL:SM 4308AP Medical Face Masks Breathability Tester is used to measure the breathability of the medical face masks. Install the mask on the channel (clamp) with fixed ... Read More
Air Permeability & Mask Differential Pressure Test Machine MODEL: SM-4308E Air Permeability and Mask Differential Pressure Tester is a testing instrument for permeability of textiles and pressure difference of ... Read More