Bostik N49 Primer is designed for use with Bostik polyurethane sealants to ensure adhesion to difficult porous substrates.


  • Primer for concrete, masonry and unglazed ceramic tiles
  • Prepares porous substrates to improve adhesion and longevity of the sealant


  • Please contact Glasscorp Ltd for specific advice on the primer required before proceeding
  • Please follow the solvent manufacturers safe handling recommendations and national regulations regarding solvent usage and storage
  • Customers should independently determine the suitability of this product for their specific purpose prior to use


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