Ronseal Knot Block Primer & Undercoat 750ml White Option:White 750ml shape|Steep spiral|Drill bit

shape|Steep spiral|Drill bit

Contains major nutrients and essential trace elements|Incorporates special wetters to improve penetration into the compost

salad crops

Polythene backing stops tread through

Fills up to 10mm deep in one application|Can be painted

Ronseal Knot Block Primer & Undercoat 750ml White Option:White 750ml shape|Steep spiral|Drill bitOur Knot Block Wood Primer & Undercoat completely stops wood knots and wood resins showing through your paint. This primer and undercoat also covers bold colours, dark marks and helps your paint to stick! It makes sure you get a flawless finish that won'y yellow, crack or peel. Perfect for knotty wood like pine. Guaranteed to completely block wood knots Ready to paint over in 4 hours Use on bare or previously painted wood