State Water Heaters 301 Series Instruction Manual page 33

MULTIPLE CONCENTRIC TERMINATION ARRANGEMENTS
The illustrations on this page show some of the installation
arrangements for multiple concentric terminations that are allowed.
See
Multiple Concentric Termination Clearances
detailed information on clearances and additional arrangement
options.
Note: When multiple concentric terminations are installed
through a roof in the same location all termination
caps must be at the same height measured from the
ground.
Two Concentric Terminations
Two concentric terminations may be installed in close proximity
as shown in or with standard clearances when this
Figure 36
arrangement is not possible. See
detailed information on clearances. See
when installing three concentric terminations.
SIDEWALL
ROOF
Figure 36. Two Concentric Terminations
(Side-Wall And Roof)
Four Concentric Terminations
Four concentric terminations may be installed in close proximity
as shown in . See
Figure 37
(page 32) for detailed information on clearances and additional
arrangement options.
(page 32) for
(page 32) for
Figure 31
(page 32)
Figure 32
(page 32) and
Figure 33 Figure 34
SIDEWALL
ROOF
Figure 37. Four Concentric Terminations (Side-Wall and Roof)
Eight Concentric Terminations
Eight concentric terminations may be installed in two stacked
groups of four, in close proximity, as shown in
(page 32) for detailed information on clearances.
35
Lateral groups of four as shown in
a more convenient installation arrangement for multiple groups
depending on available space.
SIDEWALL
ROOF
Figure 38. Eight Concentric Terminations
(Side-Wall and Roof)
33
. See
Figure 38 Figure
(page 32) may be
Figure 34