Covers dark colours and stains

Newcolours BLOCKER is a premium shellac-based primer that seals knots, resin, tannin stains, and odours on surfaces like cupboards, furniture, and doors. It provides superior adhesion, covers dark colours, and blocks grease, rust, asphalt, crayon, and graffiti stains. A must-have for professional and DIY upcycling projects.

Newcolours BLOCKER is a high-quality shellac-based primer that seals knots, stains, and odours. Ideal for furniture, cupboards, and doors, it ensures smooth coverage and strong adhesion. Perfect for upcycling in Ireland and the UK.