Email us to learn more. Weak resistance to air, strong filtration effect, dust capacity is 5 times as much as paint mist cotton. And the air flow does not decrease when the dust is saturated. Equipment investment is small, no noise, simple installation. Long running time and low cost. (usually available 500-860 hours) Paint mist particles, powder processing is simple, will not cause two pollution. The efficiency is 95%-99.9% when connected with anti-paint cotton in series. And activated carbon can also adsorb 60-80% harmful l gas.