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Pint Can

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Repair & Protection: Sikaflex Primer 449 is used to promote adhesion to pvc, solvent-based enamel, PPG’s fluorocarbon Duranar-finish, and certain plastics such as ABS and Plexiglass.

Roofing: Sikaflex Primer 449 is a specially formulated  solvent-based primer used to promote the adhesion of Sarnafil G459 Grid Strip flashing membrane to the grid adhesive. Sikaflex Primer 449 must be used on all G459 Grid Strip flashing installations. 

Flat Glass:Sikaflex Primer-449 is used to promote adhesion of Sikasil silicone sealants to PVC, enamel, and certain plastics. 


Sikaflex Primer-449 improves adhesion on a variety of substrates, particularly:

  • PVC
  • enamel
  • certain plastics

Please refer to the Surface Preparation Guidelines for specific application information. 

Characteristics and Advantages

Improves adhesion to PVC, enamel and certain plastics.

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