Vent Termination Clearances - Takagi 110 Outdoor Installation Manual And Owner's Manual

D
E
B
L
A Clearance above grade, veranda, porch, deck, or balcony
B Clearance to window or door that may be opened
C Clearance to permanently closed window
Vertical clearance to ventilated soffit located above the
D vent terminator within a horizontal distance of 2 feet
(61cm) from the center line of the terminator
E Clearance to unventilated soffit
F Clearance to outside corner
G Clearance to inside corner
Clearance to each side of center line extended above
H
meter/regulator assembly
I Clearance to service regulator vent outlet
Clearance to non-mechanical air supply inlet to build-
J
ing or the combustion air inlet to any other appliance.
K Clearance to mechanical air supply inlet
Clearance above paved sidewalk or paved driveway
L
located on public property
M Clearance under veranda, porch deck, or balcony
*Clearances in accordance with local installation codes and the requirements of the gas supplier.
**A vent shall not terminate directly above a sidewalk or paved driveway that is located between two single family dwellings
and serves both dwellings.
***Permitted only if veranda, porch, deck, or balcony is fully open on a minimum of two sides beneath the floor.
Notes:
1) In accordance with the current CSA B149.1, Natural Gas and Propane Installation Code
2) In accordance with the current ANSI Z223.1/NFPA 54, National Fuel Gas Code

-Vent termination clearances-

Inside corner
detail
G
V
A
B
C
Operable
Fixed
V
V
closed
Operable
B
V
F
B
A
B
Canada Installations
Direct vent and other than
Above a regulator within 3
ft (91 cm) horizontally of the
vertical center line of the
regulator vent outlet to a
maximum vertical distance of
7 ft (213 cm)**
1 ft (30 cm)***
21
Page
Installation Manual
V = Vent terminal
X = Air supply inlet
= Area where the terminal
is not permitted
H
B
V
Fixed
closed
X
I
V
J
Regulator/Gas meter
vent outlet
1
Direct
direct vent vent
1 ft (30 cm)
1 ft
3 ft (91 cm)
(30 cm)
0 0
3 ft
3 ft (91 cm)
(91 cm)
3 ft
3 ft (91 cm)
(91 cm)
2 ft
2 ft (61 cm)
(61 cm)
2 ft
2 ft (61 cm)
(61 cm)
3 ft (91 cm) *
*
15 ft (4.5 m)
1 ft
3 ft (91 cm)
(30 cm)
3 ft (91 cm) above if within
6 ft (183 cm)
10 ft (3 m) horizontally.
7 ft
(213 cm)
1 ft (30
cm)***
Installation
M
X
V
K
US Installations
2
Other than
directdvent
1 ft (30 cm)
4 ft (1.2 m) below or to
side of opening; 1 ft (30
cm) above opening
0
3 ft (91 cm)
3 ft (91 cm)
2 ft (61 cm)
2 ft (61 cm)
*
*
4 ft (1.2 m) below or to
side of opening; 1 ft (30
cm) above opening
7 ft (213 cm)
1 ft (30 cm)***