Plenum Boxes

Plenum boxes are usually situated on either side of the fan or heat exchanger and have the important function of bringing in, distributing, and removing air. They are the air's first stop after being heated or cooled and its last stop before going back into your AC, heat pump, or furnace..

Made of galvanized sheet metal intend for use above false ceiling to be connected to the square ceiling diffuser from outlet side. The inlet side connected either with galvanized duct or flexible duct. The boxes are internal insulated protected by metal nosing.