TERMINATION CAP CLEARANCES
A = Clearance above grade, veranda, porch, deck, or balcony
[*12 inches (30mm) minimum]
B =
Clearance to window or door that may be opened
[*
12
Inches (30 cm) minimum
]
C = Clearance to permanently closed window
[
minimum 12
Inches (30 cm) recommended to prevent condensation
on window
]
D = Vertical clearance to ventilated soffit located above the
terminal within a horizontal distance of 2 feet (60 cm)
from the center -line
of
the Terminal
[
18 Inches (46 cm)
minimum
]
E = Clearance to unventilated
soffit [12 Inches (30 cm)
minimum]
F = Clearance to outside corner [12 Inches minimum]
G = Clearance to inside corner [12 inches minimum]
H = * Not to be Installed above a meter/regulator assembly within 3
feet (90 cm) horizontally from the center
-l
ine of the regulator
I = Clearance to service regulator vent outlet [*
6 feet (1.8 m)
Minimum]
J = Clearance to non-mechanical air supply inlet to building or the
combustion air inlet to any other appliance [12 Inches (30 cm)
minimum]
K = Clearance to a mechanical air supply Inlet [
*
6 feet (1.8 m)
minimum]
L =
***
Clearance above paved side-walk or paved driveway
located on public property [* 7 feet (2.1 m) minimum]
M = Clearance under veranda, porch, deck, or balcony [
*
12 Inches
(30 cm) minimum
**]
***
A vent shall not terminate directly above a sidewalk or paved driveway which is located between two single family dwellings and serves both dwellings
*
**
Only permitted if veranda, porch, deck, or balcony is fully open on a minimum of 2 sides beneath the floor
*
* As specified in CGA B149 installation Codes (1991) Note: local Codes or Regulations may require different clearances
