Heatilator NDV3630 Owner's Manual page 44

G. Install Metal Roof Flashing
24 in. min.
(508 mm)
(610 mm)
Discharge
Opening
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 10.14 Minimum Height From Roof To Lowest Discharge
Opening
cause water entry.
Figure 10.15
44
Horizontal
overhang
20 in.
Vertical
Lowest
wall
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
Pipe
Caulk
Flashing
Heatilator • Novus NDV Series • 4055-187 Rev J • 08/09
H. Assemble and Install Storm Collar
protective gloves and safety glasses during installation.
Sheet metal edges are sharp.
4.0
5.0
6.0
7.0
7.5
8.0
Figure 10.16 Assembling the Storm Collar
Figure 10.17 Assembling the Storm Collar Around the Pipe
Wear