Appendix A; Power Vent Locations - Montigo R320-ST Installation & Maintenance Manual

R320-ST & 420 ST Power Vent Indoor Gas Fireplace
Appendix A: Power Vent Locations
Horizontal
Detail
A = clearance to the termination frame above grade, veranda, porch,
deck, or balcony [30 inches (75 cm) minimum]
B = clearance to door, or sides and top of window, that may be
opened [30 inches (75 cm) minimum for appliances.
C = clearance to bottom of window that may be opened horizontally
[36 inches (92 cm) minimum for appliances.
D = no clearance to permanently closed window when installed with
approved glass penetration termination
E = clearance to permanently closed window [30 inches 75 cm
recommended to prevent condensation on window]
F = vertical clearance to ventilated soffit located above the termination
within a horizontal distance of [30 inches 75 cm] from the centreline
of the termination [30 inches (75 cm) minimum]
G = c l e a r a n c e t o u n v e n t i l a t e d
( 7 5 c m ) m i n i m u m
[30 inches (75 cm) minimum to combustibles]
H = clearance to outside corner [30 inches (75 cm) minimum]
I = clearance to inside corner [30 inches (75 cm) minimum]
J = * not to be installed above a meter/regulator assembly within
40" (103 cm) horizontally from the centreline of the regulator
K = clearance to service regulator vent outlet [3 feet minimum in
the United States] [*6 feet (1.8 m) minimum in Canada]
L = clearance to non-mechanical air supply inlet to building or the
combustion air inlet to any other appliance [16 inches (41 cm) minimum
for appliances ≤100 000 BTU/H (30kW)]
M = clearance to mechanical air supply inlet [*6 feet (1.8 m) minimum]
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Appendix
s o f f i t [ 3 0 i n c h e s
t o n o n - c o m b u s t i b l e s ]
V
Vertical Detail
N = clearance above paved sidewalk or a paved driveway located
†
on public property [*7 feet (2.1 m) minimum]
P = clearance under veranda, porch, deck, or balcony [30 inches (75
cm) minimum to non-combustibles] [30 inches (75 cm) minimum
‡
to combustibles]
Q = clearance above a roof [18 inches (46 cm) minimum]
R = clearance to adjacent walls and neighboring buildings [30 inches
(75 cm) minimum]
S = clearance from corner in recessed location [30 inches (75 cm)
minimum]
T = maximum depth in recessed location [48 inches (122 cm)
minimum]
U = minimum width for back wall of recessed location [60 inches
(150 cm) minimum]
V = minimum horizontal clearance between the frames of two
terminations that are level, (see applicable Detail).
W = horizontal clearance between the frames of two terminations
that are not level. [30 inches (75 cm) minimum]
a vent shall not terminate directly above a sidewalk or paved
†
driveway which is located between two single family dwellings and
serves both dwellings
only permitted if veranda, porch, deck, or balcony has an open
‡
side that is equal to or greater than the depth of the enclosed area
*
as specified in CGA B149 Installation Codes. Note: local Codes
or Regulations may require different clearance.
‡
XG0772 - 030711