Suspended Ceiling Return Air Plenum

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Suspended ceiling return air plenum.

Return air plenum box 14x14x10 c box furnace filter box air return. The suspended acoustic ceiling and lightweight plenum barrier work together effectively as a system to provide the same amount of sound isolation as the stc rated wall construction below the ceiling level. Plenum ceilings use the area between the dropped ceiling and the floor slab above as a return air path but when these dropped ceilings are removed the plenum area is reduced. While exposed ceilings in office interiors lend a spacious open feel this trendy architectural feature has created a new challenge.

However some drop ceiling designs create a. Finding a viable return air path. The space above the ceiling is not used as a return air plenum. This is most common in commercial buildings schools hospitals or libraries.

A plenum space is a part of a building that can facilitate air circulation for heating and air conditioning systems by providing pathways for either heated conditioned or return airflows usually at greater than atmospheric pressure. The plenum barrier extends from the top of the partition to the underside of the floor or roof above blocking the plenum acoustically. The space above a ceiling is often used as a return air plenum in many types of commercial buildings meaning exhaust air from the room below is moved from the space through the plenum and then to ductwork leading to the central hvac system. In the case of single story malls a return air plenum has the advantage of heating the ceiling space and keep the plumbing pipes from freezing.

Space between the structural ceiling and the dropped ceiling or under a raised floor is typically considered plenum. Only 13 left in stock order soon. 24 x 24 t bar drop ceiling perforated return grill metal back casing with 6 collar. Free shipping by amazon.