Camus Hydronics MICOFLAME GRANDE Series Installation, Operation And Service Manual page 14

Direct Vent Terminal Clearances
Clearance above grade, veranda, porch,
A
deck, or balcony
Clearance to window or door that may be
B
opened
Clearance to window or door that may be
C
opened
Vertical clearance to ventilated soffit located
above the terminal within a horizontal
D
distance of 2 ft. (61cm) from the center line
of the terminal.
E Clearance to unventilated soffit
F Clearance to outside corner
G Clearance to inside corner
Clearance to each side of center line
H
extended above meter/ regulator assembly
I Clearance to service regulator vent outlet
Clearance to nonmechanical air supply inlet
J
to building or the combustion air inlet to any
other appliance
Clearance to a mechanical air supply inlet
K
Clearance above paved sidewalk or paved
L
driveway located on public property
Clearance under veranda, porch deck, or
M
balcony
1
In accordance with the current CSA B149.1 Natural Gas and Propane Installation Code
2
In accordance with ANSI Z223.1/ NFPA 54 National Fuel Gas Code
α
A vent shall not terminate directly above a sidewalk or paved driveway that is located between two single
family dwellings and serves both dwellings
β
Permitted only if veranda, porch, deck, or balcony is fully open on a minimum of two sides beneath the
floor.
* For clearances not specified in ANSI Z223.1/ NFPA 54 or CSA-B149.1. Clearance in accordance with local
installation codes and the requirements of the gas supplier
Canadian Installations
12" (30 cm)
36" (91 cm)
*
*
*
*
*
*
36" (91 cm)
36" (91cm)
6' (1.83 m)
α
7' (2.13 m)
β
12" (30 cm)
10
1 2
US Installations
12 in (30 cm)
12" (30 cm)
*
*
*
*
*
*
*
12" (30 cm)
3' (91 cm) above if within
10' (3 m) horizontally
*
*