Conval offers Clampseal Urea Service Valves for high-pressure piping of urea reactors, strippers and condensers. These valves are ideal for use with ammonium carbonate, nitric acid and urea process fluids, and comply with all international standards including ISO 9001. The valves come in ½” through 4” sizes with flanged end, hub connector, or weld ends through ASME/ANSI Class 2500. Accessories include electric, pneumatic and hydraulic actuators; open, closed or both locking devices; single- or dual-limit switches; and position indicator. Key features include pressure-actuated backseat; integral gland wrench; modular, interchangeable body styles; axial-loaded packing system; and two-year warranty.