Chase Venting; Tv Recess Framing - Montigo D3615 Installation & Maintenance Manual

Chase venting
At a minimum, a 120" opening is required in the finished enclosure to
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keep temperatures within a safe level. This can be achieved in a variety
of ways such as the few shown below.
Figure 19.b Side chase venting (6"x10") on
both sides of enclosure
Figure 19.d Front chase venting (2"x60")
on front of enclosure
The opening of the chase cannot be lower than 3" from the top of the
enclosure to prevent heat from pocketing at the top of the enclosure.
A minimum of 2" from the top of a chase vent to the ceiling is needed.
Any combination of the above examples is an acceptable chase vent
providing they add up to 120"
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Figure 19.c Top chase venting (3"x40") on
top of enclosure
Minimum
2" gap
Figure 19.d Open top chase venting on
top of enclosure
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TV recess framing

3" Min. from
ceiling
The recess MUST
be made from
Non-Combustable
materials. Maintain
1" clearance
from venting to
combustibles.
13 5/8" min. from
fireplace opening
Figure 8.b.d Cool Wall Advantage TV recess dimensions
The recess must be made from Non-Combustable materials. Recess can
be increased beyond a 4" depth by using a 45° or 90° elbow in venting
after the minimum 3' upward distance is achieved, 1" clearance from
venting to combustibles must still be maintained.
Ceiling
Installation
4" Max
Depth
XG0222