Figure 15 - Concentric Vent Terminations
Figure 17 - Concentric Vent Roof
Installation
1" (25.4mm) NOTE: VENT
Maximum
SUPPORTMUST BE l
RELD INSTALLEDTO
SECURETERMINATION
KITTO STRUCTURE.
D
Combustion
Air
1" (25.4mm)
Maximum
Combustion
Air
US 12"(305mm)
Canada 18" (457mm)
clearance above highest
anticipated snow level or
grade
Jan 4" (:[02mm) or greater than 24"
(610mm) Horizontal distance between end bells of each air
intake to prevent flue gas recirculation.
A
MAINTAIN 12 IN.
(18IN. FOR:CANADA)
MINIMUM CLEARANCE
D ABOVEHIGHEST
ANTICIPATEDSNOW
LEVEL. MAXIMUM OF
24 IN. ABOVEROOF
Figure 16
A
B
V_N_
- Concentric Vent
ELBOW
(FIELD SUPPLIED)
STRAP
(FIELD SUPPLIED)
1" (26ram) Max.
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