SikaSwell-A Red
SikaSwell-A Red
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SikaSwell-A Red

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Acrylic swellable joint sealing profile

SikaSwell® A is an acrylic sealing profile which swells in contact with water to seal all types of joints and penetrations in concrete. It has a rectangular profile and is available in several sizes. Suitable for use in hot and tropical climatic conditions.


To seal:
  • Construction joints
  • Pipe and steel work penetrations through walls and floor slabs
  • Construction joints in cable ducts, etc.
  • Around all types of penetrations through concrete


  • Easy to apply
  • Can be applied on different substrates
  • Highly economical
  • Swells in contact with water
  • Can swell into cracks and gaps
  • Long-term reliability tested
  • Resistant against water and various chemical substances
  • No hardening time required
  • No welding required
  • Adaptable to fit many different detailing tasks
  • Different types and dimensions available