Instructions
Manuals
Brands
Caleffi Manuals
Backflow Preventers
1/2" Sweat Dual Check Backflow Preventer w/ Atmospheric Vent
1
2
3
4
5
6
VENT
3
Flow
rate
graph
10
2
5
10
5
20
50
∆
p
(psi)
G
(l/min)
(
gpm
)
20
10
5
(psi)
(bar)
20
1
0
.5
10
2
5
15
1
0.5
0
.3
Cv
=
0.7
1
2
3
4
5
...
6
