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Primer for Porous Surfaces

AT140 is a surface primer for use on porous substrates, such as concrete, prior to application of illbruck SP hybrid sealants and adhesives.


AT140 is used to give enhanced adhesion where required on porous substrates, or where significant movement is anticipated.

  • Provides enhanced adhesion of tremco illbruck hybrid sealants and adhesives
  • Rapid drying and easy to use


500 ml metal tin (12 per box)

Technical data

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