Multi-System · Dampers & Life Safety
Duct through non-rated wall
Metal duct — Ordinary partition
ConnectionContinuous duct/sleeve
SupportSupports both sides
How to install it
- 1
Coordinate sleeve/opening
- 2
support on both sides
- 3
protect duct from sharp edges
- 4
seal annular space for acoustics/air as specified
- 5
install trim.
Quality check
- No wall load
- clean seal
- finish complete
Stop and verify
Stop if partition is later identified as rated/smoke