Timber Care Home / Timber Care / Creoseal Creosote Substitute Dark 20L Creoseal Creosote Substitute Dark 20L Creoseal Creosote Substitute Dark 20L £64.99 RRP: £86.73 * Special Offer Only £64.99 Add to your Wish List Specifications Creosote Substitute – Creoseal is an oil based wood treatment for use on exterior timber, such as fences and garden sheds. Creoseal provides excellent protection against weather damage because the oil content repels the water. Creoseal provides the finish that would be expected by traditional creosote users. Product Code: 306478