Protect and enhance your interior wood surfaces with Johnstone’s Trade Polyurethane Varnish – a professional-grade, solvent-based clear varnish designed for long-lasting durability and a beautiful finish. Ideal for use on doors, window frames, furniture, skirting boards, and other smooth-planed timber, this tough polyurethane varnish offers excellent resistance to wear, abrasion, and mild household chemicals.
Available in clear satin finish from The Door Store, this interior wood varnish brings out the natural grain of the timber while adding a protective layer that stands the test of time. Whether you're a tradesperson or DIY enthusiast, Johnstone’s Polyurethane Varnish delivers exceptional performance and a professional finish on every project.
Key Features
- Tough Polyurethane Protection creates a hardwearing finish that resists daily wear and abrasion
- Satin Finish enhances the natural wood grain
- Ideal for Interior Wood – Perfect for doors, windows, staircases, furniture, and trim
- Protects wood surfaces from mild household chemicals and stains
- Up to 17m² coverage per litre, depending on surface texture and porosity
- Recoatable in 16–24 hours under standard conditions
- Easy to apply and spreads evenly for a smooth finish
- Choose from 750ml, 2.5L, or 5L tins to suit any project size




