Sikkens ProLuxe Cetol SRD is a one coat, translucent finish that is easy to use. Has excellent UV protection and allows for high quality, beautiful wood clarity. Can be used on a variety of wood surfaces such as decks, railings, siding, wood furniture, shingles, fences and logs. Features a transparent, Matte sheen. Contains transparent iron oxide pigments for excellent UV protection and wood clarity.