Ronseal Knot Block Wood Primer and Undercoat

£9.99
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Size: 250ML
250ML
750ML
2P5
Product description

Apply to interior wood to stop knots showing through paint.


  • An all-in-one white primer and undercoat for a long lasting knot-free base
  • Prepares bare and previously painted interior wood for top coat paints
  • Stops wood knots and wood resins showing through your paint
  • Covers bold colours, dark marks and helps paint to stick
  • Low V.O.C content
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