Install Roof Flashing And Vertical Termination Cap - Heatilator GDCH60 Series Owner's Manual

D. Install Roof Flashing and Vertical Termination Cap
To install roof fl ashing see Figures 8.13 and 8.14.
For installation of vertical termination cap see minimum vent
heights for various pitched roofs (Figure 8.13) .
24 in. min.
(610 mm)
Termination
Cap
Storm Collar
Roof
Flashing
Roof Pitch H (Min.) Ft.
Flat to 6/12 1.0*
Over 6/12 to 7/12 1.25*
Over 7/12 to 8/12 1.5*
Over 8/12 to 9/12 2.0*
Over 9/12 to 10/12 2.5
Over 10/12 to 11/12 3.25
* 3 ft. minimum in snow regions
Figure 8.13 Minimum Height from Roof to Lowest Discharge Opening
WARNING
Fire Risk
Explosion Risk
Inspect external vent cap regularly.
• Ensure no debris blocks cap.
• Combustible materials blocking cap may
ignite.
• Restricted air flow affects burner
operation.
Horizontal
overhang
20 in.
(508 mm)
Vertical
Lowest
wall
Discharge
Opening
X
12
Roof Pitch
is X / 12
H (min.) - Minimum height
from roof to lowest
discharge opening.
Roof Pitch H (Min.) Ft.
Over 11/12 to 12/12
Over 12/12 to 14/12
Over 14/12 to 16/12
Over 16/12 to 18/12
Over 18/12 to 20/12
Over 20/12 to 21/12
Heatilator • Caliber Multi-Sided Direct Vent • 4002-079 Rev K • 11/07
Caulk the gap between the roof fl ashing and the outside di-
ameter of the pipe. Caulk the perimeter of the fl ashing where
it contacts the roof surface. See Figure 4.4.
Figure 8.14 Caulk the Gap
To attach the vertical termination cap, slide the inner collar
of the cap into the inner fl ue of the pipe section and place
the outer collar of the cap over the outer fl ue of the pipe
section.
4.0
5.0
Secure with three screws into the outer fl ue. Secure the cap
6.0
by driving the three self-tapping screws (supplied) through
7.0
the pilot holes in the outer collar of the cap into the outer fl ue
7.5
of the pipe (see Figure 8.14).
8.0
Brackets/
Bolts
Caulk
Figure 8.15 Secure with Screws
Pipe
Caulk
Flashing
Termination Cap
(1 of three)
Storm
Collar
Screws
35