Ronseal Knot Block White Wood Primer And Undercoat 750Ml
Our Knot Block Wood Primer Undercoat completely stops wood knots showing through your paint. It’s worth the extra effort, because it means your final finish will look even better. It’ll easily cover any bold colours if you’re repainting too – bonus!
Guaranteed to completely block wood knots
Ready to paint over in 4 hours
Use on bare or painted wood