The PerfectPleat filter features an extended-surface, a pleated panel, and a MERV of 6. Constructed of DuraFlex, a self-supporting media which does not require wire backing. Other key features include the insertion of three triangular pleat spacers on the air-leaving side which are bonded to the pleat tips and frame, three support straps, and a one-piece perimeter frame which are all designed to give PerfectPleat strength.

— AAF International

Louisville, KY