"Cameron's Valves & Measurement Ring-O facility is the engineered division's Center for Subsea Excellence. WIth a history dating back to the early 1980's, Ring-O has developed valves specifically designed for subsea service. Ring-O has the most extensive experience in the valve industry in providing fully qualified (PR2) Ball Valves and Gate Valves for subsea production and upstream pipeline applications in the deepest water and some of the harshest environments in the offshore oil and gas industry.

Engineered to outlive the pipeline, maintenance free; Ring-O Valves offer the most comprehensive solutions in the subsea valve market. The only major valve manufacturer to have its' own in-house hyperbaric facility for qualification testing, Ring-O Valves is the definitive choice for subsea Ball and Gate Valves."