This SertiWOOD Shiplap Green Treated Timber is easy to handle and work. It is an imported timber suitable for cladding, walls, sheds, fencing etc. Our Green Treated Timber is pressure-treated. As a result, it can resist and fight against fungal decay. It is ideal for Trade or DIY Projects. Just like all Timber Focus products, this green treated shiplap is either PEFC or FSC certified.