A plenum is an air distribution box attached directly to the supply outlet of the hvac equipment that heats or cools the air to make the house comfortable.
C box hvac plenum ceiling box.
In many applications where your duct is laying on the ceiling members you may want to attach a 90 degree elbow to the round collar on the ceiling box and then attach your flexible duct or sheet metal duct to the elbow.
Sizes listed are the box opening widths then the round size as the last dimension.
The master flow 10 in.
4 1 out of 5 stars 5.
4 5 out of 5 stars 12.
The trim to fit plenum fully assembled measures 20 in.
Installation tip attach the ceiling box securely to the ceiling framing with nails or screws.
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.
It can be installed with sheet metal screws.
This will provide the best.
90 register box creates a right angle transition from round pipe or insulated flexible duct to an air register.
All ceiling boxes are manufactured from the highest of quality galvanized steel.
All ceiling boxes are manufactured from.
Hamilton 20 5 in x 17 5 in x 28 in return air box assembly duct plenum.
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It is suitable for most hvac applications.
Only 1 left in stock order soon.
C box hvac plenum ceiling box 10 x 10 x 8 round connects to vent register diffuser by smk 4 6 out of 5 stars 23.
The trim to fit plenum fully assembled measures 20 in.
1 offer from 39 99.
10 x 10 return air filter grille filter included removable face door hvac vent duct cover white outer dimensions.
D x 47 in.
Our premium hvac duct ceiling boxes are the perfect fitting to use when you need to put a register in the ceiling to supply air in any room.
C box hvac plenum ceiling box 16 x 16 x 14 round connects to vent register diffuser.
They are designed to be used with multiple different brands and can be customized for your ductwork needs.
Item 523684 model rab17rab17.
W x 20 in.
Duct outlet 12 x 12 ceiling box w 10 round collar connects register vent and diffuser hvac.
And is designed for use with all heating and cooling applications.