Franklin Valve LP. Shown here, is a valve technician clamping 4 newly assembled valves into a CALDER USVG-4-25T clamping table and preparing the valves for shell testing to verify the valves are in the open position. Based in Houston, Texas, Franklin Valve manufactures the DuraSeal Double Block and Bleed Plug Valve and DuraSeal 4-Way Diverter Valve, as well as providing repairs and maintenance services on reduced and full bore DBB designs.
2019 Picture of the Year Finalist – 18
January 19, 2026