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Installation
7 .1 .2 Roof Thickness 6 .0 - 7 .5 in .
(152 to 191 mm)
All Models
6.0 in.
Roof
(152 mm)
2
Thickness
7.0 in.
Total Divider
(180 mm)
Thickness
Top Foam
x
0 .4 in .
(10 mm)
Top Foam
Ring
x
0 .4 in .
(10 mm)
Foam
Divider
x
0 .4 in .
(10 mm)
Foam
Divider
0 .4 in .
(10 mm)
Foam
Divider
1 .2 in .
(30 mm)
Foam
Divider
x
1 .2 in .
(30 mm)
Foam
Divider
x
1 .2 in .
(30 mm)
ADB Adaptor
x
1 .2 in .
(30 mm)
Spare
2
Foam
x
Divider
1 .2 in .
(30 mm)
Spare
2
Foam
x
Divider
1 .2 in .
(30 mm)
1
Up to 0.4 in. (10 mm) of compression of the foam dividers is acceptable and may be
required in some instances
2
To accommodate a roof thickness greater than 5.5 in. (140 mm), order the optional
accessory kit. See "Tools and Materials" on page 4.
18
6.5 in.
7.0 in.
7.5 in.
(165 mm)
(178 mm)
(191 mm)
2
2
7.5 in.
7.9 in.
8.3 in.
(190 mm)
(200 mm)
(210 mm)
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
1. Using the tables, determine the number and
combination of foam dividers required based on the
roof thickness.
2
e
x
q
x
22 Confirming the Foam Divider Height Measurement
Flat Surface of the
q
x
ADB
Stack of Foam Dividers
w
2. Place the ADB face down on a stable, protected, flat
surface.
3. Stack the foam dividers required and place them onto
x
the ADB.
4. Measure the full height, from the flat surface of the
ADB to the top of the foam dividers to confirm the
x
full height is equal to the previously determined roof
thickness.
5. Adjust the number of foam dividers to reach the
x
correct full height, as necessary.
x
x
x
Value Air Distribution Box (ADB), Mechanical
w
Full Height
e
Measurement
(Equal to the Roof
Thickness)
EN
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