Ronseal Woodstain in Dark Oak is straightforward to apply, with no need for a basecoat or primer, allowing you to paint immediately. This finish provides 10-year protection for exterior wood, protecting against rain, frost, snow, and sunshine. It is designed not to peel or flake and becomes rainproof in just one hour. Each 2.5L container covers up to 18m2 per litre, ensuring your doors and windows look good year after year with only a couple of hours of work.