Install Instructions

26
8. Suspend the pipe(s) through center of hole using eld
supplied metal strapping or equivalent support materials as
shown in Figure 22 on page 26.
9. Slide a roof boot or equivalent ashing over the pipe and
secure roof boot or equivalent ashing to roof and seal
around the ashing as shown in Figure 22, Figure 23 and
Figure 24 on page 26.
10. Install the factory supplied intake air and/or vent termination(s)
using eld supplied pipe and one eld supplied 90° elbow as
shown in Figure 22 on page 26. The short section of pipe
that connects between the eld supplied 90° elbow and the
factory supplied termination must not be excessive in length.
The exposed portion of this pipe shall be no more than 2
inches (5 cm), see Figure 22 on page 26.
11. Return to Power Vent Installation on page 23 or Direct
Vent Installation on page 24 to complete the installation of
the intake air and/or vent piping between the termination(s)
and the water heater.
STANDARD FACTORY SUPPLIED TERMINATIONS
INTAKE AIR AND
VENT (EXHAUST) TERMINATIONS
45° ELBOW WITH RECESSED
DEBRIS SCREEN
Figure 21
2” (5 cm)
MAXIMUM
FACTORY SUPPLIED
STANDARD TERMINATION
POINTED DOWN TOWARDS
THE GROUND
VERTICAL TERMINATION(S) INSTALLATION
INTAKE AIR AND/OR VENT (EXHAUST)
FIELD
SUPPLIED
90° ELBOW
FIELD
SUPPLIED
STRAP/SUPPORT
FIELD SUPPLIED
PLUMBING
ROOF BOOT
OR FLASHING
MAINTAIN 12” (30 cm)
18” (45 cm) FOR CANADA
MINIMUM CLEARANCE
ABOVE HIGHEST ANTICIPATED
SNOW LEVEL.
Figure 22
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.
VERTICAL TERMINATION(S) FLAT ROOF CLEARANCE
INTAKE AIR AND/OR VENT (EXHAUST)
24 INCHES (60 cm)
MINIMUM HEIGHT ABOVE
IF LESS THAN
10 FEET (3 m)
Figure 23
VERTICAL TERMINATION - DIRECT VENT
STANDARD TERMINATIONS
24 INCHES (61 cm) MINIMUM
48 INCHES (122 cm) IN COLDER CLIMATES
FACTORY SUPPLIED
STANDARD TERMINATIONS
POINTED DOWNWARD
FIELD
SUPPLIED
90° ELBOW
VENT (EXHAUST)
TERMINATION
INTAKE AIR
TERMINATION
FIELD SUPPLIED
PLUMBING
ROOF BOOTS
OR FLASHINGS
MAINTAIN 12” (30 cm)
18” (45 cm) FOR CANADA
MINIMUM CLEARANCE
ABOVE HIGHEST
ANTICIPATED SNOW LEVEL.
Figure 24