Hand operated valves type AD


  • All body parts are manufactured from aluminium
  • The Control Ring (Handle) for sizes up to and including 200mm diameter are Gunmetal. For valve sizes greater than 200mm diameter are produced in Aluminium / Zinc
  • Nylon triggers and 316 stainless steel screws are used to combat corrosion
  • Sizes 380mm and 450mm have hand wheel operation as standard
  • The Iris Valve is non jamming.
  • Full bore diaphragm opening (no restriction to product flow)
  • No mechanical wear of the valve from abrasive products
  • Diaphragms and liners are easy and inexpensive to replace
  • Easy valve operation and maintenance
  • Safe, gentle and strong. Therefore an ideal solution for many diverse applications


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