Annular Seals

Annular seals can be one of several configurations that create a positive seal both inwards and outwards to allow the effective pressure testing, isolation or material packing of an annulus.
AS2 - Annular Seals PDF


  • Can be designed to seal and self-restrain
  • Designed to nearly any size annulus
  • Designs can accommodate eccentric or elliptical configurations
  • Lightweight aluminum design standard
  • Reusable
  • Able to seal over pipe welds and other irregularities of the the pipeline/sleeve


  • Testing pipe penetrations
  • Offshore wipers and packers
  • Testing pre-insulated piping
  • Testing double wall containment piping
  • Long term isolation
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