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Dresser Flow Solutions is a full service provider of dependable pressure relief valve solutions meeting all applicable ASME requirements throughout the energy industry. Dresser offers Consolidated safety valves and safety relief valves for these extremely important applications.

The Consolidated product portfolio includes a broad range of spring-loaded and pilot-operated designs, including established market leading products such as the Maxiflow® high-pressure safety valve and the 1900 safety relief valve. These innovative and high-performance pressure relief solutions are based on over 100 years of successful application experience >> Read more


Reciprocating Products

Dresser Flow Solutions provides a broad range of Masoneilan linear stem motion control valves. This diverse portfolio includes globe style valves, angle valves, and special application valves. >> Read more

Rotary Products

Dresser Flow Solutions provides a broad range of Masoneilan rotary motion control valves. This portfolio includes unique self-aligning eccentric plug designs, featuring integral bonnets, adjustable capacity, and corrosion resistant configurations. >> Read more

Pneumatic Actuators

Dresser Flow Solutions provides a broad range of Masoneilan pneumatic actuation solutions, including various spring diaphragm and piston/cylinder designs. >> Read more


Dresser Flow Solutions provides various types of Masoneilan control and measurement instrumentation for use with control valves and pneumatic actuators. The product portfolio includes pneumatic and electro-pneumatic positioners, I/P transducers, level control devices, and Smart instruments. >> Read more

Engineered Specials

Dresser Flow Solutions provides a wide range of Masoneilan engineered solutions using field proven technologies and application expertise. Conventional designs do not generally provide the optimum solution for peak performance and equipment longevity in these types of applications. >> Read more

Smart Technology

Dresser Flow Solutions, a leader in the automated process control industry, introduces the Masoneilan SVI II. An improvement on Masoneilan's highly successful SVI, the SVI II Digital Valve Positioner and PID Process Controller communicates locally with pushbuttons or remotely via HART registered hand-held device or with graphical display from your PC using ValVue. The FVP (Fieldbus Valve Positioner) offers highly advanced control technology for pneumatically actuated valves, providing higher precision, greater flexibility. A Fieldbus version of ValVue software is available. >> Read more