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Bag air filter

outer frame:aluminum alloys

better air permeability ,high dirt holding

used for cleaning room air condition system,automobile,hotel and office

melt-blown syethtic fiber have three layers .the first crude fiver filter catch bigger dust in the air ,the thin fiber filter catch smaller dust ,the outer is the protective layer.the reasonable design guarantee the fine performance .the firm meltblown fiber avoid the leak caused by wind pressure ,separation net avoid the adhesion between pockets.enlarger the air filtration area,and increasing   the air duct capacity