Rustins Knotting - 125ml

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For sealing knots and resinous and creosoted timber to prevent bleeding through paint film. Sandpaper surface smooth before applying liberally over knots and surrounding area. Do n ot sandpaper knotting once applied. Resinous and creosoted timber should be sealed completely with 2 coats. Allow 1 hour to dry before priming. Clean brushes with methylated spirits. Knotting should not be used under polyurethane clear varnishes or waterbased varnishes and water-based paints Show more