2” (5 cm)
MAXIMUM 
FIELD
SUPPLIED 90° ELBOW
FIELD SUPPLIED
PLUMBING
ROOF BOOT
OR FLASHING
FACTORY SUPPLIED
STANDARD TERMINATION POINTED DOWN TOWARDS THE GROUND
NOTE: INTAKE AIR
TERMINATION
SHOWN HERE
| 24 INCHES (61 cm) MINIMUM | |
48 INCHES (122 cm) IN COLDER CLIMATES | ||
FIELD | INTAKE AIR | |
SUPPLIED | TERMINATION | |
90° ELBOW |
| |
VENT (EXHAUST) |
| |
TERMINATION |
| |
FACTORY SUPPLIED | MAINTAIN 12” (30 cm) | |
STANDARD TERMINATIONS | ||
18” (45 cm) FOR CANADA | ||
POINTED DOWNWARD | MINIMUM CLEARANCE | |
| ABOVE HIGHEST | |
| ANTICIPATED SNOW LEVEL. | |
MAINTAIN 12” (30 cm) 18” (45 cm) FOR CANADA MINIMUM CLEARANCE ABOVE HIGHEST ANTICIPATED SNOW LEVEL.
FIELD
SUPPLIED
STRAP/SUPPORT
VERTICAL TERMINATION(S) INSTALLATION
INTAKE AIR AND/OR VENT (EXHAUST)
Figure 23
FIELD SUPPLIED
PLUMBING
ROOF BOOTS
OR FLASHINGS
VERTICAL TERMINATION - DIRECT VENT
STANDARD TERMINATIONS
Figure 25
IF LESS THAN
10 FEET (3 m)
24 INCHES (60 cm)
MINIMUM HEIGHT ABOVE
INTAKE AIR AND/OR VENT TERMINATION(S) MUST BE A MINIMUM OF 24 INCES (60 cm)
ABOVE ANY PARAPET, VERTICAL WALL OR STRUCTURE WITHIN 10 FEET (3 m) HORIZONTALLY.
NOTE: VENT TERMINATION SHOWN HERE
VERTICAL TERMINATION(S) FLAT ROOF CLEARANCE
INTAKE AIR AND/OR VENT (EXHAUST)
Figure 24
28
