Zhejiang Yuhuan Wales Valve Co., Ltd.
Specialises in manufacturing of copper throttle valves, copper cut off and back valves and filtration ball valves.
http://www.walesvalve.com

Tucson Hydrocontrols
Manufactures hydraulic and relief valves. Also, sequence, pressure reducing, overcenter, checke, pilot operated check, ball, throttlee, throttle check, solenoid, and accumulator unloading valves.
http://www.tucsonhydrocontrols.com/

Viat Instruments Pvt.Lld.
Manufacture pressure relief devices, throttle valves and dehydrating silicagel breathers for power transformers.
http://www.viatin.com

Ningbo Jiangbei District Cicheng Pneumatic Components Factory
manufacturer of pneumatic components, filtering elements, throttle valves and silencers.
http://www.china-shengyu.com/

Adolf Brinkmann GmbH & Co. KG
Supplier of valves for application in smoke and heat exhaust systems and for waggon construction.
http://www.suedwestfalen.de/firmen/38792_e.html

Nextech Engineering
Manufacturer and Exporters of Engine Valves, CNC Precision Machined Components, Automotive valves and Cylinder Head Valves in India
http://www.nextechengg.com

George Fischer, Inc.
Manual and actuated valves, diaphragm valves, butterfly valves, pressure regulating valves, y-globe valves and y-pattern strainers.
http://www.us.piping.georgefischer.com/

Metcalf Marine Exhaust, Inc.
Welcome to Metcalf Marine Exhaust Inc and MMX Service Corp. Web Page, Designer & manufacturer a wide variety of marine exhaust products. All in one place for your convenience: High Quality products, Service Team, Marine repair, specializing in stainless steel custom exhaust systems and parts.
http://www.mmxhaust.com

Synapse Engineering
Manufacturer and reseller of automotive performance products such as fuel pressure regulators, wastegates, blow-off valves, intake and exhaust systems.
http://www.synapseengineering.com

Red-White Valves
Balancing Valves, Ball Valves, Butterfly Valves, Regulators and Strainers at Red-White Valve Corp in Lake Forest, California
http://www.redwhitevalveusa.com