The trim to fit plenum fully assembled measures 20 in.
Sheet metal plenum box.
Constructed of 26 gauge sheet metal the knock down design of the plenum takes up very little space and simplifies transporting to the job site.
As the air blows from the furnace or air handler it flows through the supply plenum and any ductwork attached to it.
Simply measure and cut to size using tin snips to match the supply opening of the air handler furnace or evaporator coil.
M2430v1 vertical plenum heating air handler module 1 m3642v1 vertical plenum heating air handler module 1.
Holes usually 2 are cut out of the box.
Plenum boxes insulated with duct liner for residential.
Colorado box company 1 empire metal products 1 first co 1 friedrich air conditioning 1 green metals 1.
2 end caps if product name specifies flat.
A plenum box fits over the inside unit and is the first stage of the air supply.
In residential new construction contractors fit a plenum box over the inside unit either vertical or horizontal a p sheet metal memphis tn.
Sheet metal products 8 x 20 x 20 in.
A supply air plenum is a sheet metal box that attaches to the outlet of a furnace or air handler and is used as a central manifold for other ductwork to connect to.
24 36 or 48 long metal plenum with 1 end cap.
Furnace stands are a return plenum box.