Babcock - Model 99 -Concentric Butterfly Valves

Concentric butterfly valves has a resilient rubber seal with a metallic disc, that is placed concentrically between the shaft center line and the disc center line. This valve type is designed to have an optimal mix of structural stability, flow efficiency and effective sealing properties, taking advantage of its light weight manufacture, compact design, low maintenance and ease of operation. Butterfly valves can be operated via quarter-turn hand levers, or via gear, electrical or pneumatic actuators..