Vapor Retarder Primer SB (US)


Vapor Retarder Primer SB (US) is a solvent-based primer used to prime wood, concrete, lightweight concrete, approved gypsum boards, and gypsum decks prior to the application of Sika’s self-adhered vapor retarders or Sarnafil® G 476 SA (Self-Adhered) waterproofing membrane.

Enhanced adhesion strength between primed substrates and Sika’s self-adhered vapor retarder or Sarnafil G476 SA waterproofing membrane