Preferred in the industry because of their compact design, ease of installation and lower initial costs when compared to traditional flanged swing check, Uni-Chek® swing check valves are a compact, light-weight, and provide economical solutions for the prevention of backflow.




4526 Research Forest Drive, Suite 400
The Woodlands, Texas 77381

PHONE: +1 936 271 6500
FAX: +1 936 271 6510

For all other regions:


We offer technical expertise and advice because we understand that specialized products require customized expert support. We also offer training programs on-demand.


Safety is our priority. When working with corrosive or abrasive media in the chemical, petrochemical, refining, oil & gas, power and biopharma industries, our products meet high safety standards and are therefore used and accepted in these industries, worldwide.


Quality is always at the core of our business. Our products are subjected to thorough measurements and quality checks throughout the production process. Each finished product is carefully inspected and tested in a final check. With our quality checks and programs in place, we can assure a consistent quality.


Uni-Chek® swing check valves are compact, light-weight, and economical. These wafer check valves are preferred because of their compactness, ease of installation and lower initial costs when compared to traditional flanged swing checks. These key reasons make Uni-Chek a popular choice for systems designers. There are additional benefits, such as lower costs for shipping, storage and maintenance. Sizes available in 2″ (50mm) to 36″ (900mm), and pressure classes to meet ASME, BS, DIN, AS, JIS and ISO standards. A variety of materials are available including cast iron, cast carbon steel and many alloy steels.