Zephyr ALL-M90BBX Installation And Use Instructions Manual page 10

CONNECT THE DUCT
COVERS
1. Secure the two upper duct covers to
support frame with (4) 3.9 x 9,5 mm screws
(Fig.24).
Vents may be exposed on 10 to 12 foot
ceilings.
2. Secure the two lower duct covers parts to
the support frame by overlapping the
lateral magnets (Fig.25).
LOWER
DUCT
COVER
- 24 -
MOUNTING
SCREWS
3,9x9,5mm
UPPER DUCT
COVER
FIG.24
LOWER
DUCT
COVER
MAGNETS
FIG.25