Sadolin Extra is a durable woodstain for all softwood and hardwood apart from decking or areas subject to heavy wear/abrasion. It is particularly suitable for joinery such as doors and windows, where its flexible nature and water repellency provide long lasting protection. For optimum durability on new wood, the use of Sadolin Classic as a base coat is recommended, particularly when treating hardwoods. Protect your softwood and hardwood surfaces with Sadolin Extra, a high-quality wood stain ideal for joinery such as exterior doors and windows. Its flexible nature and water repellence offer long-lasting protection against the elements.