Stain Blocking Primer

Protek Stain Blocking Primer - Formulated for All Wood Types. The essential preparatory treatment for flawless light-coloured finishes. This advanced low VOC water-based primer effectively blocks tannins, preservative chemicals, and rust from bleeding through, ensuring your final coat remains pristine and true to colour.. Key Features:. Blocks tannins, preservative treatment chemicals, and rust (from nail heads). Excellent low VOC water-based formulation. Cationic epoxy system offers better performance than standard water-based and solvent-borne products. Prevents discoloration and bleed-through on light colours. Essential when using white or pale timbers. Superior priming action for professional results. Ideal For: Garden buildings, pergolas, summer houses, conservatories, log cabins, cladding, external timbers, windows and doors, and garden furniture.. Coverage: 12m² per litre. Application: Brush or sprayer. Available in: 1L, 2.5L, 5L tins or 25L drum. Made in Britain by Protek - trusted wood care experts since 1983. The professional solution for achieving perfect light-coloured finishes. Stop stains before they start and ensure your topcoat looks exactly as intended.