• Low Prices

  • Next working day delivery available

  • Colour mixing available

Knot Block Primers

Use a knot blocking primer and undercoat to block knots in wood and cover drastic colour changes. Ronseal Knot Block Primer and Undercoat will do the job on bare or painted wood, ready to be painted in no time.

Ronseal Knot Block Wood Primer and Undercoat - White

Price Between: £6.86 and £23.41
Price Between £6.86 and £23.41 Save %
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Johnstone's Trade Aqua Guard Primer - Brilliant White

Price Between: £21.13 and £66.86
Price Between £21.13 and £66.86 Save %
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Farrow and Ball Wood Primer and Undercoat - Tinted Colour

Price Between: £27.50 and £110.50
Price Between £27.50 and £110.50 Save %
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Zinsser B-I-N Aqua Primer, Sealer, Stain Killer & Odour Blocker - White

Price Between: £20.39 and £121.61
Price Between £20.39 and £121.61 Save %
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Liberon Knotting Pale

Price Between: £5.64 and £8.66
Price Between £5.64 and £8.66 Save %
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Dulux Trade Aqua Uniprimer - White

Price Between: £20.07 and £37.78
Price Between £20.07 and £37.78 Save %
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Coo-Var Patent Knotting - Translucent

Price Between: £13.36 and £18.76
Price Between £13.36 and £18.76 Save %
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Rustins Knotting

Price Between: £5.94 and £15.56
Price Between £5.94 and £15.56 Save %
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Rustins White Knotting

Price Between: £5.94 and £10.77
Price Between £5.94 and £10.77 Save %
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Benjamin Moore Insl-X Max Block Stain Blocking Primer - White

Price Between: £29.25 and £87.75
Price Between £29.25 and £87.75 Save 10%
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Johnstone's Aqua Guard Primer Undercoat - Tinted Colour Match

Price Between: £26.30 and £58.51
Price Between £26.30 and £58.51 Save 10%
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Sale

Use a knot blocking primer and undercoat to block knots in wood and cover drastic colour changes. Ronseal Knot Block Primer and Undercoat will do the job on bare or painted wood, ready to be painted in no time.

Available Same Day Dispatch & Next Day Delivery