Sadolin Classic Teak 1L is a versatile woodstain suitable for both exterior and interior use. It provides a deep, even finish and is particularly effective on large areas of timber such as decking, fencing, and cladding. This woodstain can be used as a basecoat for new doors and windows, and can also be used to add colour to interior wood. It's a deep penetrating protection that absorbs well into the timber, making it a reliable choice for a variety of wood protection needs.