Appendix A: Venting Terminations - Montigo DL6315 Installation & Maintenance Manual

Appendix A: Venting Terminations

Location
A clearance to the termination frame above grade, veranda, porch, deck, or balcony
B clearance to top of doors or operable windows
C clearance to sides or bottom of door or operable windows
D clearance to permanently closed window when installed with approved glass penetration termination
E clearance to permanently closed window Recommended to prevent condensation
F clearance to ventilated soffit located within a horizontal distance to 24 inches from centerline of termination
G clearance to unventilated soffit
H clearance to outside corner
I clearance to inside corner
J clearance to each side of the vertical centerline of a metre or regulatory assembly to a maximum vertical distance of 15ft
K clearance to service regulator vent outlet
clearance to non mechanical air supply inlet to the building or combustion air inlet to other appliance for appliance <=
L
100.000 BTU/H (30 KW)
M clearance to forced air supply inlet
N clearance above paved sidewalk or paved driveway located on public property
P clearance under veranda, porch, deck, or balcony
Q clearance above roof
R clearance to adjacent walls and neighboring buildings
S clearance from corner in recessed location
T Maximum depth of recessed location
U Maximum width for back wall of recessed location
V Horizontal clearance between two terminations that are level
W Horizontal clearance (centre to centre) between two terminations that are not level
Note 1: For N a vent shall not terminate directly above the sidewalk or paved driveway which is located between two single family dwellings and serve both dwelling.
Note 2: For P only permitted if veranda, porch, deck, or balcony is fully open on a minimum of two sides beneath the floor
Note 3: For J, K, and as specified in CGA B149 installation code. Local codes or regulations may vary.
* Based on CGA B149.1 Natural Gas and Propane installation code. Local codes may vary, please check with local regulatory agency.
** Based on ANSI Z223.1/NFPA 54 National Fuel Gas Code. Local codes may vary, please check with local regulatory agency.
XG0221
Appendix
Covered Covered
Alcove Detail Alcove Detail
Vinyl Siding
2' 2' 2' 2'
17.5'' 29.5''
11.5'' 17''
Must use Vinyl Siding
Termination Shield
Canada*
12 inches
12 inches
12 inches
0
16 inches
22 inches
30 inches to combustibles 30 inches to combustibles
16 inches to non-combustibles 16 inches to non-combustibles
9 inches
12 inches
3 feet
3 feet
12 inches
6 feet
7 feet
22 inches to combustibles 22 inches to combustibles
16 inches to non-combustibles 16 inches to non-combustibles
2 feet
2 feet
12 inches
4 feet
2 feet
0
18 inches
USA**
12 inches
12 inches
9 inches
0
16 inches
22 inches
9 inches
12 inches
3 feet
3 feet
12 inches
3 feet above air inlet
7 feet
2 feet
18 inches
12 inches
4 feet
2 feet
0
18 inches
55