G4 Paper Frame Primary Efficiency Panel Air Filter For HVAC Equipment Product features High dust storage capacity,low drag force, high ventilation vol...
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Custom MERV 5 8 13 G2 G3 G4 Economic Low Resistance Large Filtration Area Pleated Panel Air Pre Filter For Ventilation Feature Air pre filter is desig...
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...% and 65% efficiency for filtering particles between 1 and 3 microns in size (such as legionella, lead dust, humidifier dust, coal dust, and nebuli...
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