Install Instructions

PI-PR-561147 0312 (Diverting Valve) 2 of 9
Viega... The global leader in plumbing, heating and pipe joining systems
301 N. Main, 9th Floor • Wichita, KS 67202 • Ph: 800-976-9819 • Fax: [phone] • www.viega.com
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Product
Instructions
Pressure Drop / Dimensions
Pressure drop values and dimensions for Viega diverting valves may be determined from the chart below. 1-1/4" and 1-1/2"
models share the same valve body, so the pressure drop for these models is the same.
Stock
Code
Size Type L (in) H (in) H1 (in)
Weight
(lbs)
Cv Rating
Flow
(gpm)
Heat
Capacity
(BTU/H)
Pressure Drop
(psi)
Pressure Drop
(ft of head)
20001 3/4" Solder 3.15 3.94 1.85 2.2 5.3
5
6
50,000
60,000
0.9
1.3
2.0
2.9
20002 1" Solder 3.54 4.06 1.97 3 7.6
7
9
70,000
90,000
0.8
1.4
2.0
3.2
20003 1-1/4" Solder 4.53 4.65 2.52 6.1 11.1
10
12
100,000
120,000
0.8
1.4
1.9
2.7
20041 1-1/2" Solder 4.53 4.65 2.52 6.1 11.1
13
14
130,000
140,000
1.4
1.6
3.2
3.7
Note: Heat capacity is based on water at a ΔT of 20˚F. The uid used to calculate pressure drop across the valve is water @ 100˚F
Size D2 (in) L2 (in)
3/4" 0.875 0.91
1" 1.125 1.18
1-1/4" 1.375 1.57
1-1/2" 1.625 1.26
Stock
Code
Size
A
(in)
L
(in)
G
(in)
1 2
77764 1" x 1-1/4" BSP 0.72 0.41 2.04
Soldered Tailpiece
ProPress Tailpiece
Tailpiece Dimensions