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Cuprinol Ducksback 5 Year Waterproof in Herring Grey is a durable wood treatment designed to protect sheds, fences, and other exterior timber. Its advanced wax-enriched formula provides long-lasting weatherproof protection for up to five years, ensuring surfaces remain shielded from rain and frost. The quick-drying, low-odour solution creates a non-drip finish for easy and clean application. Suitable for rough sawn wood, this 5 litre tin offers extensive coverage with a stylish Herring Grey colour that enhances outdoor spaces. Cuprinol Ducksback is ideal for maintaining and improving the look and lifespan of garden wood structures.
| Colour | Grey |
| Colour name | Herring Grey |
| Type | Fence paint |
| Finish | Matt |
| Base Material | Water-based |
| Location | Exterior |
| Surface | Wood |
| Size | 5 litres |
| Coverage | Up to 6m² per litre |
| Drying Time | 2 hours (touch dry) |
| Application Method | Brush, roller, or spray |
| Special Features | Waterproof, frost-resistant, showerproof in 1 hour, low odour, non-drip formulation, safe for plants and pets when dry |
| Surface Preparation | No primer required |
| Re-coat time | 2–4 hours |