With all visible surfaces coated, Siparila Topcoat® is a high quality wooden exterior siding that stays strong and beautiful. Siparila Topcoat® wood siding ships ready to use and does not require further treatments once on the construction site, making it suited for both new construction and renovations. Siparila Topcoat® siding profiles are designed to hide visible fasteners and are end-matched to give a clean modern finish. The result is a beautiful, flawless, nail-free finish. Siparila Topcoat® sidings are available in several profiles and a rich variety of colours.