FumeJet
®
Fume Exhaust Fans
8
®
Curb Cap with Inlet Box
- Connecting primary inlet
exhaust air duct is allowed through the curb cap and
inlet box. Bottom inlet connection is by others and
should be made by attaching the duct drop to the inside
panel edge of the curb cap and duct support. Duct
connection is to be sealed from air leakage and water
penetration.
Duct Support
- Adjustable spacer bar is used for
the installation of the duct drop. Duct support will be
supplied with roof curb from fan manufacturer or by
others.
Duct Drop and Connection
by others
Duct Spacing
FJC-300
FJI
Duct Support
inches
(mm)
306
11
(279)
307
7
308
8
9
10
312
12
12
(305)
315
15
14
(356)
18
17
(432)
20
18
(457)
24
21
(553)
Curb Mounted Fans
- Mount roof curb to roof deck in
accordance with local codes. Place the fan body onto
the secured roof curb. Pre-drill pilot holes
into the roof curb using the pre-existing
holes in the curb cap as a guide. Attach
the fan to the roof curb with
5
⁄
16
inch
thread-cutting screws (by others).
existing
e. Attach
inch
s).
