Thorndown Stain Blocking Primer Clear 2.5L

The Thorndown Stain Blocking Primer Clear 2.5L is specially formulated to block stubborn stains like watermarks and marker pens, as well as sealing porous surfaces. It's also a great choice for log cabins and sheds, as it contains a flash rust inhibitor to prevent rust formation and a fungicide film preservation to protect against mould growth.

The Thorndown 2.5 Litre Clear Stain Blocking Primer covers up to 12m² per litre per coat on planed/smooth timber and 6m² per litre on rough-sawn timber, it's a budget-friendly option for your next project. With its quick drying and moisture-regulating properties, this primer is the perfect choice for any wood surface.