Perm-A-Barrier® WB Primer

Perm-A-Barrier® WB Primer is a water-based primer which imparts an aggressive, high tack finish on the treated substrate. It is specifically designed to facilitate tenacious adhesion of Perm-A-Barrier Wall Flashing, Perm-A-Barrier Wall Membrane, underlayments and Vycor® Plus self-adhered flashings to various substrates including DensGlass Gold® (refer to relevant product data sheets).


  • Excellent adhesion — bonds to substrate and binds dust
  • Aggressive tack — provides a tenacious bond to difficult substrates such as DensGlass Gold and other glass faced wall boards
  • Fast drying — increased flexibility for application schedule
  • Fast and easy application — by brush or roller
  • VOC compliant—water - based, contains no hazardous or flammable solvents
  • Low odor — no noxious fumes

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