Submittal Sheet

Manifold Supply and Return Ball Valves
Submittal Information
Revision D: May 10, 2013
Project Information
Job Name:
Location:
Part No. Ordered:
Engineer:
Date Submitted:
Contractor:
Submitted By:
Manufacturer’s Representative:
Approved By:
Technical Data
Material:
UNS C38500 Brass
Maximum Working Temperature/Pressure:
220°F (104°C) at 145 psi
Connection:
R32
C
v
Values:
A2631250 Supply: 15.6
Return: 38.5
A2631251 Supply: 38.5
Return: 38.5
A2631252 Supply: 23.8
Return: 23.8
Product Information and Application Use
Uponor Manifold Supply and Return Ball Valves are R32 male by R32
female that fit directly on Uponor TruFLOW™ and Engineered Polymer
(EP) Heating Manifolds. A2631250 and A2631251 come standard with a
temperature gauge for easy visual check of supply temperatures.
A2631250 also features a built-in filter ball which has isolation within
the valve to facilitate cleaning of the filter.

Description
Part
Number
A
B
C
D
E
F
Weight
Manifold Supply and Return Ball Valves with Filter and
Temperature Gauge, set of 2
A2631250
3.20"
6.00"
3.80"
2.70"
5.00"
3.50"
5.50 lbs.
Manifold Supply and Return Ball Valves with Temperature Gauges,
set of 2
A2631251
N/A
N/A
N/A
2.70"
5.00"
3.50"
4.450 lbs.
Manifold Supply and Return Ball Valves, set of 2
A2631252
N/A
N/A
N/A
2.25"
2.75"
3.02"
2.875 lbs.
Installation
Thread the supply ball valve into the supply manifold and the return ball valve into the return manifold. Close the valve and unscrew the filter
inspection lid to clean the filter ball (if applicable). Remove the clip that holds the filter and remove the filter. Remove debris from the filter
and reinsert the filter in its seat. Tighten the lid and re-open the valve. Use silicone oil as required. Accessories: Temperature Gauge with
Well, replacement part (A2610120).
Standards
ASTM F877
Codes
N/A
Listings
NSF-rfh; R32: ISO 228-G 1¼; ISO 228-G 1¼" B
Related Applications
Contact Information
Radiant Heating and Cooling Systems
Uponor, Inc.
5925 148
th
Street West
Apple Valley, MN 55124 USA
Phone: [phone]
Fax: [phone]
www.uponorpro.com
Uponor Ltd.
2000 Argentia Road, Plaza 1, Suite 200
Mississauga, ON L5N 1W1 CANADA
Phone: [phone]
Fax: [phone]
www.uponorpro.com