Air Distribution · Plenums
Filter plenum
Plenum box assembly — Ceiling/mechanical room
ConnectionDucted inlet/outlet
SupportStructural support
How to install it
- 1
Set box
- 2
install filter rack
- 3
connect ducts
- 4
seal
- 5
verify access door and filter pull clearance.
Quality check
- Rack seals, filters removable, airflow direction marked
Stop and verify
Stop if service clearance is missing