Inflatable Seals

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Inflatable Seals

Technetics Group offers a variety of custom-engineered inflatable seals for your critical applications. Our products include BIO-GUARDIAN® seals with microbial protection, CEFIL'AIR® inflatable seals, as well as fabric reinforced inflatable seals.


Features and Benefits

  • Expand and retract with movement of fluids (pneumatic or hydraulic)
  • No seal stress during opening and closing phases
  • Large material selection: Silicone, SBR, EPDM, FKM, HNBR, which offer highly resistant mechanical and physical properties to ensure a long lifetime and numerous operating cycles
  • Pressure: from 10-3mm Hg to 12 bar
  • Temperatures from -50°C to +360°C (-148°F to 482°F)
  • Highly flexible design: available in a large selection of shapes and sizes
  • BIO-GUARDIAN® elastomers prevent the development of bacteria and biofilm formation
  • Can be used for moving, handling, holding or clamping, particularly large, fragile or complex objects


Applications Include:

  • Movable cofferdam bulkheads
  • Storage and Transport containers
  • Leak-tight panels (naval, aerospace industry)
  • Nuclear vessels (equipment or personnel chambers)
  • Isothermal chambers
  • Clean rooms
  • Phonic isolation
  • Sliding or quick-locking doors (autoclaves, sterilizers)
  • Centrifugal filters (access doors and drainage hoppers)
  • Aircraft access doors
  • Cockpit canopies
  • Portholes
  • Cofferdams
  • Pneumatic conveyors (bagging hoppers, valve gates)


Browse Technetics Group inflatable seals below. You can also contact us for a custom-engineered solution to your application or to request a quote.