Air Distribution · Concentric Boxes
Concentric box with rectangular supply inlet
Concentric supply/return assembly — Ceiling
ConnectionRectangular center inlet
SupportIndependent support
How to install it
- 1
Support box
- 2
connect rectangular supply
- 3
connect return
- 4
seal
- 5
verify face orientation.
Quality check
- Supply opening square, no cross-leak
Stop and verify
Stop if transition twists box