Vent Terminal Clearances - Napoleon GDS60N Installation And Operating Instructions Manual

14
3.4

VENT TERMINAL CLEARANCES

INSTALLATIONS
CANADA
12"
A
12" Δ
B
12" *
C
18" **
D
12" **
E
0"
F
0" ***
G
2" ***
3'
H
3'
I
12"
J
6'
K
7' ‡
L
12" ††
M
16"
N
2' †*
O
8'
P
3'
Q
6'
R
12"
S
Δ
The terminal shall not be located less than 6 feet under a window that opens on a horizontal plane in a structure with three walls and a roof.
* Recommended to prevent condensation on windows and thermal breakage
** It is recommended to use a heat shield and to maximize the distance to vinyl clad soffi ts.
*** The periscope requires a minimum 18 inches clearance from an inside corner.
**** This is a recommended distance. For additional requirements check local codes.
† 3 feet above if within 10 feet horizontally.
‡ A vent shall not terminate where it may cause hazardous frost or ice accumulations on adjacent property surfaces.
†† Permitted only if the veranda, porch, or deck is fully open on a minimum of two sides beneath the fl oor.
†* Recommended to prevent recirculation of exhaust products. For additional requirements check local codes.
††* Permitted only if the balcony is fully open on a minimum of one side.
NOTE: Clearances are in accordance with local installation codes and the requirements of the gas supplier.
W415-0788 / B / 11.03.10
U.S.A.
12" Clearance above grade, veranda porch, deck or balcony.
9" Δ Clearance to windows or doors that open.
12" * Clearance to permanently closed windows.
Vertical clearance to ventilated soffi ts located above the terminal within a horizontal distance of 2' from
18" **
the center line of the terminal.
12" ** Clearance to unventilated soffi t.
0" Clearance to an outside corner wall.
0" *** Clearance to an inside non-combustible corner wall or protruding non-combustible obstructions (chimney, etc.).
2" *** Clearance to an inside combustible corner wall or protruding combustible obstructions (vent chase, etc.).
Clearance to each side of the center line extended above the meter / regulator assembly to a maximum
3' ****
vertical distance of 15'.
3' **** Clearance to a service regulator vent outlet.
9" Clearance to a non-mechanical air supply inlet to the building or a combustion air inlet to any other appliance.
3' † Clearance to a mechanical air supply inlet.
7' **** Clearance above a paved sidewalk or paved driveway located on public property.
12" **** Clearance under a veranda, porch or deck.
16" Clearance above the roof.
2' †* Clearance from an adjacent wall including neighbouring buildings.
8' Roof must be non-combustible without openings.
3' See chart for wider wall dimensions.
See chart for deeper wall dimensions. The terminal shall not be installed on any wall that has an open-
6'
ing between the terminal and the open side of the structure.
12" Clearance under a covered balcony
COVERED BALCONY APPLICATIONS ††*
Q
R
Q
= 3 feet
MIN
R
= 2 x
MAX
R
MAX
12.1C
S
P
G
Q
ACTUAL
feet