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R2KA 34 /20 - RAD - ING - Inst.Manual - 2002.1_CSA
1. INSTALLATION
INST
ALLER
Canadian installations
1.
US installations
2.
E =
Clearance to unventilated soffit
12 in (30 cm)
12 in (30 cm)
F =
Clearance to outside corner
Zero Clearance
Zero Clearance
G =
Clearance to inside corner
In accordance with the local installation codes and the
requirements of the local gas supplier.
H =
Clearance to each side of
center line extended above
meter/regulator assembly
3 ft (91 cm) within a height 15 ft
(4.6 m)
In accordance with the local
installation codes and the
requirements of the local gas
supplier.
I =
Clearance to service regulator
vent outlet
3 ft (91 cm)
In accordance with the local
installation codes and the
requirements of the local gas
supplier.
J =
Clearance to nonmechanical
air supply inlet to building or
the combustion air inlet to any
other appliance
Non direct vent:
4 ft (1.2 m) below or to side of
opening; 1 ft (300 mm) above
opening
Direct vent:
12 in (30 cm)
K =
Clearance to a mechanical air
supply inlet
6 ft (1.83 m)
3 ft (91 cm) above if within
10 ft (3 m) horizontally
L =
Clearance above paved
sidewalk or paved driveway
located on public property
7 ft (2.13 m)†
7 ft (2.13 m) †
M =
Clearance under veranda,
porch deck, or balcony
12 in (30 cm)‡
12 in (30 cm)‡
NOTE:
1. In accordance with the current CAN/CGA-B149 Installation Codes.
2. In accordance with the current ANSI Z223.1-(Latest Edition)/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 minimum of two sides beneath the
floor.
12" (30 cm) Inputs up to and
including 100,000 BTU (30kW)
36” (91 cm) Inputs greater than
100,000 BTU (>30kW)
