Patent ID: 8328895

Claim:
A filter assembly, comprising: a filter frame having a pair of end caps separated by a plurality of spaced front rails and a plurality of spaced rear rails extending between the pair of end caps, each of the pair of end caps having a plurality of channels formed thereacross to establish a predetermined shape, the plurality of front rails located at one end of the plurality of channels on the pair of end caps and the plurality of rear rails located at an opposite end of the plurality of channels on the pair of end caps; and a plurality of filter media pleat packs disposed in the filter frame, each of the plurality of filter media pleat packs comprising a first filter media portion, a second filter media portion and a joining member located between the first filter media portion and the second filter media portion, the first filter media portion coupling to the joining member at one side and the second filter media portion coupling to the joining member at an opposite side, each of the plurality of filter media pleat packs disposed in one of the plurality of channels formed across the pair of end caps, abutting one of the plurality of front rails and one of the plurality of rear rails, wherein the joining member is perpendicular to the front rail and the rear rail and parallel with the pair of end caps.