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(3E22) THE FILTERING ELEMENT IS MADE OF PROGRESSIVE DENSITY FIBERGLASS WITH AN ADHESIVE TO INCREASE THE DUST HOLDING CAPACITY. THEY ARE RECOMMENDED FOR GENERAL FILTRATION IN COMMERCIAL APPLICATIONS WHERE HEAVY DUST LOADING CONDITIONS EXIST.
(3E22) THE FILTERING ELEMENT IS MADE OF PROGRESSIVE DENSITY FIBERGLASS WITH AN ADHESIVE TO INCREASE THE DUST HOLDING CAPACITY. THEY ARE RECOMMENDED FOR GENERAL FILTRATION IN COMMERCIAL APPLICATIONS WHERE HEAVY DUST LOADING CONDITIONS EXIST.