Vermont Castings Radiance RADVTSCCB Installation And Operating Instructions Manual page 23

Radiance Direct Vent Gas Heater
®
Storm Collar
Flashing
Firestop
Spacer
Ceiling Support
Plate
Figure 38. Typical Vertical Venting Configuration
ST933
Selkirk vertical venting
20306759
6/07
Vertical Termination
Offset
Support Collar
Ceiling Support Collar
Trim Plate
ASSEMBLY AND INSTALLATION
24 in. min.
(610 mm)
24 in. min.
(610 mm)
Termination
Cap
Termination
Cap
Storm Collar
Roof
Storm Collar
Flashing
Roof
Flashing
Roof Pitch H (Min.) Ft.
Flat to 6/12 1.0*
Roof Pitch H (Min.) Ft.
Over 6/12 to 7/12 1.25*
Flat to 6/12 1.0*
Over 7/12 to 8/12 1.5*
Over 6/12 to 7/12 1.25*
Over 8/12 to 9/12 2.0*
Over 7/12 to 8/12 1.5*
Over 9/12 to 10/12
Over 8/12 to 9/12 2.0*
Over 10/12 to 11/12 3.25
Over 9/12 to 10/12
* 3 ft. minimum in snow regions
Over 10/12 to 11/12 3.25
Fig. 39 Minimum Height from Roof to Lowest Discharge Opening
* 3 ft. minimum in snow regions
Horizontal
overhang
Horizontal
overhang
20 in.
(508 mm)
Vertical
20 in.
Lowest
wall
(508 mm)
Discharge
Vertical
Opening
Lowest
wall
Discharge
Opening
X
12
X
12
Roof Pitch
is X / 12
Roof Pitch
is X / 12
H (min.) - Minimum height
from roof to lowest
discharge opening.
H (min.) - Minimum height
from roof to lowest
discharge opening.
Roof Pitch H (Min.) Ft.
Over 11/12 to 12/12
Roof Pitch H (Min.) Ft.
Over 12/12 to 14/12
Over 11/12 to 12/12
Over 14/12 to 16/12
Over 12/12 to 14/12
Over 16/12 to 18/12
Over 14/12 to 16/12
2.5 Over 18/12 to 20/12
Over 16/12 to 18/12
Over 20/12 to 21/12
2.5 Over 18/12 to 20/12
Over 20/12 to 21/12
4.0
5.0
4.0
6.0
5.0
7.0
6.0
7.5
7.0
8.0
7.5
8.0
23