Demand Duo
™
R
-
Series Installation and Operation Manual
11
Top
Front
Side
Measurements below
are shown in inches
(millimeters).
Models
CHS199100RiN
CHS199100RiP
T
em
pe
ra
tu
re
a
nd
Pre
ss
ure
R
el
ie
f
Va
lv
e
56
.7
(1
44
0.
18
)
32
.3
(8
20
.4
2)
PR
V
69
.4
(1
76
2.
76
)
71
.3
(1
81
1.
02
)
6
in
. B
-
Ve
nt
71
.1
(1
80
5.
94
)
1
-
1/
2
in
. MN
P
T
H
ot
37
.2
(9
44
.8
8)
G
as
*
3.44 (87.37)
Drain
4.20 (106.68)
1
-
1/2 in. MNPT
Cold
Ø
28.3 (718.82)
33.7 (855.98)
18.7 (474.98)
*The gas connection includes a
36 in. long flex line.
Figure 3: Dimensions for 100 Gallon Storage Tank
