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© Munters Corporation, September 2019
QM1078r1
Installation Instructions
2.
2.1 Wall framing
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.
Minimum Spacing
'Z'
Chart A
Wall Opening
(W. x H.)
Fan Dia.
54”
56½” W. x 56½” H.
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)
Note:
Damper doors should
be carefully set aside
out of direct sunlight
until needed.
Center To Center
Dimension
60” Minimum
Figure 1A Frame Construction
56
1
»
2
”W.
Top View
60”W. O.C.
W x H W
all Opening
Sheet Metal Opening
Stud Wall
12” recommended; 3½” minimum