Return Air Plenum Ceiling

Watch as a pro quickly assembles the return air plenum and shows you how to do the same.

Return air plenum ceiling.

Of thumb for sizing various return air transfer assem blies are shown in table 1. 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. However some drop ceiling designs create a. A return air plenum is the ducting that is attached to a furnace for that return air to flow through and is used as a central manifold for other return air ducting.

Dropped ceilings or suspended ceilings are often installed so that the space between them and the floor above or the roof deck can be used as a return air plenum. This is most common in commercial buildings schools hospitals or libraries. The term plenum could be a large section of ductwork or the upper space above a ceiling. Ceiling plenum 0 03 in.

Item 523684 model rab17rab17. Maintaining a low pressure drop return air path from conditioned spaces to the air handler can be a challenge using architectural plenums when spaces are divided by figure 1 figure 2typical pressures. Space between the structural ceiling and the dropped ceiling or under a raised floor is typically considered plenum. 22 5 x 15 75 4 6 out of 5 stars 67 46 99 46.

The space providing air is called a supply plenum and the space providing air return is referred to as a return plenum. The return air drop assembly is designed for the return air drop assembly is designed for up flow applications with side mount assembly and includes an exterior easy to access filter rack for a 1 in. The assembly is constructed of 26 gauge sheet metal and the knock down design makes it easy to handle and assemble in the field. Hamilton 20 5 in x 17 5 in x 28 in return air box assembly duct plenum.