SureFlo Interior/Exterior Water-Based Clear Finish provides a beautiful finish designed for interior or exterior applications on wood or painted wood surfaces. SureFlo will enhance your wood project by providing easy application, fast dry times, and excellent durability on furniture, cabinets, woodwork, doors, and more. SureFlo contains ultraviolet absorbers for enhanced sun protection on properly prepared wood surfaces such as railings and outdoor furniture. DO NOT USE on wooden decks, steps or fences, wood siding, log homes, or surfaces below the waterline.