specification
               ▸ All parts are made of aluminum (Al6061)
               ▸ Bellows or shaft seal actuator method available
               ▸ Leak test 2x10-8scc/sec (static pressure)
               ▸ Limit switch position adjustable
               ▸ Opening size can be specified (inquire separately)
               ▸ Normal Open/Close can be selected when power is turned off
               ▸ Inhibit out-gassing with excellent surface treatment
            [optional]
               ▸ ¨ç Mechanism: Bellows or Dual O-ring
               ▸ ¨è Insert the cooling line on the sealing surface
               ▸ ¨é Body material: aluminum or stainless steel