-13-
MINIMUM TERMINATION CLEARANCES
Canadian installations
US installations
A
Clearance above grade, veranda, porch, deck, or balcony
12 in (30 cm)
12 in (30 cm)
B
Clearance to window or door that may be opened
12 in (30 cm)
9 in (23 cm)
C
Clearance to permanently closed window (recommended to prevent condensation
on window)
12 in (30 cm)*
12 in (30 cm)*
D
Vertical clearance to ventilated soffit located above the terminal within a horizontal
distance of 2 feet (61 cm) from the cent line of the terminal
24 in (61 cm)*
24 in (61 cm)*
E
Clearance to unventilated soffit
12 in (30 cm)*
12 in (30 cm)*
F
Clearance to outside corner
0 in (0 cm)*
0 in (0 cm)*
G
Clearance to inside corner**
12 in (30 cm)*
12 in (30 cm)
H
Clearance to each side of center line extended above meter/regulator assembly
3 ft (91 cm) within a height
15 ft (4.5 m) above the meter/
regulator assembly
*
I
Clearance to service regulator vent outlet
3 ft (91 cm)
*
J
Clearance to non mechanical air supply inlet to building or the combustion air inlet
to any other appliance
12 in (30 cm)
9 in (23 cm)
K
Clearance to mechanical air supply inlet
6 ft (1.83 m)
3 ft (91 cm) above if within
10 ft (3 m) horizontally
Massachusetts: 10 ft (3 m)
L
Clearance above paved sidewalk or paved driveway located on public property
7 ft (2.13 m)†
*
M
Clearance under veranda, porch deck, or balcony
12 in (30 cm)‡
12 in (30 cm)
N
Clearance between two horizontal terminations
12 in (30 cm)
12 in (30 cm)
O
Clearance between two vertical terminations (may be same height)
12 in (30 cm)
12 in (30 cm)
P
Above furnace exhaust or inlet
12 in (30 cm)
12 in (30 cm)
* Clearance in accordance with local installation codes and the requirements of the gas supplier.
** LISTED SNORKEL TERMINATION CAPS REQUIRE 24 in (61cm) CLEARANCE TO AN INSIDE CORNER
† 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.
VINYL SOFFIT, VINYL CEILING, AND VINYL OVERHANG DISCLAIMER: Clearances to heat resistant material (i.e. wood, metal). This does not
include vinyl. Hussong Manufacturing Co., Inc. will not be held responsible for heat damage caused from terminating under vinyl overhangs,
vinyl ceilings, or vinyl ventilated/unventilated soffits.
AREA WHERE TERMINAL
IS NOT PERMITTED
Vent Cap Locations
P
B
B
L
J
K
C
G
H
I
D
E
A
N
F
M
O
Summary of Contents for BH6113LFP
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