●Compact design.●With activated carbon fibers (ACF), it eliminates unpleasant odor generated during welding.●Filter medium repels water and oil.●Asbestos Work (classification 4 of protective equipment for breathing)●Size:M/E●Vertical (mm):117●Horizontal (mm):100●Particle Collection Efficiency (%):96.0 or more●Intake Resistance (Pa):80 or less●National Certification RL2 Classification Accepted Product (type test passing No. TM403) Type Name: DR76U2-S●Fastening String: 2 Points Support 1 String Type