Bellfires View Bell Medium 3 CF Installation Manual page 21

E= Clearance to unventilated soffi t
F= Clearance to outside corner
G= Clearance to inside corner
H= Clearance to each inside of center line extended above meter / regulator
assembly
I = Clearance to service regulator vent outlet
J= Clearance to non-mechanical air supply inlet to building or the combustion air
inlet to any other appliance
K= Clearance to a mechanical air supply inlet
L= Clearance above paved sidewalk or paved driveway located on public property
M= Clearance under veranda, porch, deck or balcony
1 In accordance with the current CSA-B149 Installation Codes.
2 In accordance with the current ANSI Z223.1/NFPA 54 National Fuel Gas Codes.
† 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 fl oor.
NOTE: Local codes or regulations may require different clearances. Interfocos assumes no responsibility for the improper
performance of the appliance when the venting system does not meet these requirements.
Canadian Installations 1 US Installations
12 in (30 cm) 12 in (30 cm)
20 in (51 cm) 20 in (51 cm)
20 in (51 cm) 20 in (51 cm)
3 ft (91 cm) within a height 3 ft (91 cm) within a height
15 ft (4.5 m) above the 15 ft (4.5 m) above the
meter/regulator assembly meter/regulator assembly
3 ft (91 cm) 3 ft (91 cm)
12 in (30 cm) 9 in (23 cm)
6 ft (1.83 m) 3 ft (91 cm) above if within
10 ft (3 m) horizontally
7 ft (2.13 m) † 7 ft (2.13 m) †
20 in (51 cm) ‡ 20 in (51 cm) ‡
2