Ronseal's Crystal Clear Outdoor Varnish protects exterior windows and doors against the elements while keeping the natural colour of the wood. This varnish won't yellow over time like traditional varnishes and is rainproof in just one hour.
- Excellent weather protection with a crystal clear matt finish
- Rainproof in one hour
- Does not yellow like traditional varnishes
- Covers up to 16m² per litre
- Three coats recommended
- Not suitable for use on decking or previously painted wood