Wattyl Ultra Prep Acrylic Sealer Undercoat (ASU)

Wattyl Ultra Prep ASU forms the ideal base for superior finishing with water-based and solvent-based topcoats on broadwall surfaces. Specifically developed for the trade painter, ASU is an easy to apply, self-levelling undercoat that requires minimal sanding.


  • Matt White
  • White

Pack sizes

  • 10 L
  • 15 L
  • 4 L

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