Patent ID: 7007498

Claim:
An enclosure for air handling equipment, comprising: a cabinet defining a supply air outlet and a return air inlet, wherein the supply air outlet and the return air inlet are substantially equal in size and shape; a cover-A overlaying the supply air outlet and being generally rectangular with a centerline-A; a cover-B overlaying the return air inlet and being generally rectangular with a centerline-B; wherein the cover-A defines an opening-A and an alternate area-A both of which overlay the supply air outlet and are offset relative to the centerline-A; wherein the cover-B defines an opening-B and an alternate area-B both of which overlay the return air inlet and are offset relative to the centerline-B; wherein the cover-A and the cover-B are interchangeable with each other and are each invertible to vary the relative positions of the opening-A, opening-B, alternate area-A and alternate area-B.