
I ONLY OPENED MY BOX TO USE THE NEW FILTERS. PLEASE NOTE THESE FILTERS ARE NOT 18X24X1. THEY DO NOT FIT THE ACTUAL INTAKE, THEY ARE SMALLER THAN THE INTAKE SO THERE ARE GAPS ON EACH SIDE OF THE INTAKE. THE DESCRIPTION DOES NOT INDICATE THE REAL SIZE. BTW ((17 3/8 x 23 3/8 x 3/4)). THIS PRESENTS A PROBLEM IF IT IS REALLY LOOSE AND WILL NOT TIGHTEN AT THE INLET. THIS ALLOWS UNFILTERED AIR TO PASS THAT MAY SLIDE THROUGH AND INTO THE DUCTS.

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