Get superior adhesion, coverage, and stain blocking with Zinsser Cover Stain (5L) — a high-performance oil-based primer, sealer, and stain killer designed for both interior and exterior use.
This unique formula dries in just one hour while remaining flexible and durable, making it ideal for a wide range of surfaces including wood, plaster, metal, and previously painted finishes. Perfect for blocking water stains, smoke damage, and tannin bleed, it also serves as an excellent enamel undercoat and bonds to high-gloss surfaces without sanding.
Zinsser Cover Stain performs exceptionally well in low temperatures, making it a great “winter use” alternative to water-based primers like Bulls Eye 1-2-3.
✨ Key Features:
Size: 5L
Oil-based primer, sealer, and stain blocker
Suitable for interior and exterior use
Dries in 1 hour – recoatable quickly
Blocks water stains, nicotine, and tannin bleed
Bonds to glossy surfaces – no sanding required
Excellent enamel undercoater for topcoats
Can be used in low temperatures
Breathable and flexible for exterior durability
Compatible with both oil- and water-based paints
Theoretical coverage: approx. 10m² per litre
Available for collection only
For a professional-quality primer that performs in all conditions, choose Zinsser Cover Stain — the ultimate oil-based stain blocker and adhesion primer.