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58D6056
CSDV Series Direct Vent Gas Stove
3. Lower the support box through the hole in the roof until
the bottom of the box extends at least 2" ( mm) below
the ceiling. Figure 27. Align the support box vertically
and horizontally using a level. Temporarily tack the sup-
port box in place through the inside walls and into the
roof sheeting.
4. Using tin snips, cut the support box from the top corners
down to the roofline and fold the resulting flaps over the
roof sheeting. Figure 28. Apply a bead of non-hardening
mastic around the top edges of the support box to make
a seal between the box and the roof. Nail in place with
roofing nails. Remove any combustible material that
might be inside the support box.
5. Complete the cathedral ceiling installation by following
the same procedures outlines in Steps 2 through 6 for
Flat Ceiling Installation, Page 19 and above.
ST1141
cath clg box
Cathedral Ceiling
Support Box
2" Minimum
Below Finished
Ceiling
Cut Hole 1/8"
Larger than
Support Box
when Projected
onto Roofline
ST1142
Figure 27 -
Cathedral Ceiling Support Box Installation
ST1143
Cath clg install
Apply Non-hardening
Mastic Under all Edges
of Support Box Before
Nailing
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Figure 28 -
Installed Cathedral Ceiling
Support Box
Figures 29 through 31 show four different configurations
for vertical termination.
Install restrictor as indicated on chart (Figure
13) on Page 14.
V
H
1
H
ST1145
Vert vent 3 elbows
Install restrictor into 4" collar of
stove or first vent section as shown.
24" 41Z\x" 52Z\x" 54Z\x"
(610 mm) (1054 mm) (1334 mm) (1384 mm)
20' 95Z\v" 98C\v" 102Z\v"
(6 m) (2419 mm) (2508 mm) (2597 mm)
Figure 29 -
Vertical Rigid Venting Configuration using Three
(3) 90° Elbows with Two (2) Horizontal Runs
ST1145