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© Munters Corporation, November 2019
QM1232r2
2.1 Wall Framing
Installation Instructions
2.
Minimum Spacing
'Z'
Chart A
Wall Opening
(W. x H.)
Fan Dia.
12” recommended; 8” minimum
55”
60” W. x 61¹⁄₄” H.
Center To Center
Dimension
68” Minimum
Figure 1B 4 x 4 Post Construction - Elevation View
Ceiling
Framing
H.
(See Chart
A)
12"
W.
(See Chart A)
See minimum spacing-
notes in Chart A
Z
2 x 8 Header boards
4 x 4 or
4 x 6 Posts
2 x 4
Framing
2 x 8 Banner boards
Ceiling
4 x 4 or 4 x 6 Posts
W.
(See Chart A)
H.
(See Chart
A)
Figure 1A Frame Construction
W x H W
all Opening
Sheet Metal Opening
Stud Wall
Step 1
Construct framed opening to correct size according to the Wall Opening listed in Chart A below.
See Figure 1A and 1B.
When installing exterior sheet metal before fan, leave 2” of the framing
exposed on all sides so the orifice can mount flush to the frame.