Johnstone’s Trade Aqua Guard Primer Undercoat in Brilliant White is a cutting-edge, water-based primer that delivers exceptional opacity while protecting against resin bleed-through. Engineered to bond seamlessly with previously painted and porous surfaces, it anchors long-lasting paint finishes—especially when paired with Johnstone’s Aqua Guard gloss, satin, or matt topcoats. With fast drying and easy application, this primer makes prepping interior wood and metal both efficient and reliable.

Key Features:

• Resin-blocking technology prevents resin staining on bare timber

• Excellent opacity for reduced paint usage

• Smooth, water-based formula with superb adhesion

• Acts as both primer and undercoat—perfect paired with Aqua Guard topcoats

Ideal For:

• Interior wood and metal surfaces prone to resin bleed

• Underneath Aqua Guard gloss, satin, or matt finishes

• Renovation and refurbishment projects needing reliable adhesion

• DIYers and professionals alike looking for a durable base

Application:

• Stir thoroughly before use

• Apply evenly using a brush, roller, or spray on clean, dry surfaces

• Touch dry in 1–2 hours; recoat after 4–6 hours for efficient workflow

• For best results, lightly sand if re-coating after extended intervals

Coverage:

• Covers up to 13 m² per litre

• Available in 1 L, 2.5 L, and 5 L sizes