Empire Comfort Systems DVCT36CBP Installation Instructions Manual page 14

VENT TERMINATION CLEARANCES (CONT'D)
Canadian Installations1
A= Clearance above grade,
veranda, porch, deck, or 12-in (30cm)
balcony
12-in (30cm) for
B= Clearance to window or appliances >
door that may be open 10,000Btuh (3kW) and
≤ 100,000 Btuh (30kW)
C= Clearance to permanent-
ly closed window
D= Vertical clearance venti-
lated soffit located above
the terminal within a hor-
izontal distance of 2 feet
(61cm) from the center
line of the terminal
e= Clearance to unventilat-
ed soffit
F= Clearance to outside
corner
G= Clearance inside corner
H= Clearance to each side 3ft (91cm) within a
of center line extended height 15ft (4.5m)
above meter/regulator above the meter/regula-
assembly tor assembly
ATTENTION: Vinyl Soffit, Vinyl Ceiling, Vinyl Overhang
Disclaimer
Clearances are to heat resistant material (i.e. wood, metal). This
does not include vinyl. empire Comfort Systems Inc. will not be
held responsible for heat damage caused from terminating under
vinyl overhangs, vinyl ceilings or vinyl ventilated/unventilated soffits.
Page 14
US Installations2
12-in (30cm)
9-in (23cm) for
appliances >
10,000Btuh
(3kW) and ≤ 50,000
Btuh (15kW)
12-in (30cm) 12in (30cm)
18-in 18-in
18-in 18-in
See previous page.
See previous page.
3ft (91cm)
Canadian Installations1
I= Clearance to service
3ft (91cm)
regulator vent outlet
J= Clearance to non-me-
12-in (30cm) for
chanical air supply
appliances > 10,000
inlet to building or the
Btuh (3kW) and ≤
combustion air inlet to
100,000 Btuh (30kW)
any other appliance
K= Clearance to a me-
6ft (1.83m)
chanical air supply inlet
L= Clearance above
paved sidewalk or
paved driveway 7ft (2.13m) †
located on public
property
m= Clearance under
veranda, porch 12-in (30cm) ‡
deck, or balcony
In accordance with the current CSA B149.1, Natural Gas and Propane
1
Installation Code
2 In Accordance with the current ANSI Z223.1/NFPA 54, National Fuel Gas Code
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 mini-
‡
mum of two sides beneath the floor.
For clearances not specified in ANSI Z223.1/NFPA 54 or CSA B149.1, one
*
of the following shall be indicated:
Clearance in accordance with local installation codes and the requirements of the
gas supplier.
US Installations2
61-in
9-in (23cm) for
appliances > 10,000Btuh
(3kW) and ≤ 50,000Btuh
(15kW)
3ft (91cm) above if within
10ft (3m) horizontally
7ft (2.13m)
12-in (30cm)
38745-4-0319