Brand:Generant 
Description
The GDR Series Regulator provides reliable, precise pressure control in the most demanding applications.Optimized Venturi and spring design assures high flow with extremely low droop characteristics. Solid non-tied  diaphragm and all brass construction guarantees leak free long lasting performance. Fully balanced design  virtually eliminates outlet pressure fluctuations due to inlet pressure variations. All GDR Series regulators are  100% factory tested.