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Armstrong Delta 2 self regulating control valve model DRP
Self-Acting Pressure Control Valve type D..
Armstrong temperature regulating valve OB-2000
For steam service
Armstrong’s OB-2000 is a high-p..
Armstrong temperature regulating valve OB30/OB31
For steam, air and non-corrosive liquids
The Ar..
Yoshitake temperature regulating valve for heating (STEAM)
Model OB-30, 1/2" - 1" size, bronze body..