GESCO supplies shear Relief valves/Breather valves. Size varies from 1” to 8” and up to 5000 PSI. There is Threaded and Flanged connection, union is available upon request.

Breather Valves are developed mainly for blow-down lines or pressurized storage vessels. External atmospheric conditions like temperature and corrosive air determine the material combination for these valves. Higher settings then most dead weight types is achieved by spring loading of pressure pallets. Standard non-metallic seat inserts are made using Neoprene and Teflon material. This range of valves are available using pure aluminum, cast carbon steel, stainless steel and cast-iron body with stainless steel or bronze trim. They can also be made from other materials on special order.

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