Newton 805 Newlath is supplied on a 1.5m x 10m roll. Previously known as Newlath 2000, this product is a clear meshed waterproofing membrane which will cover 15 square metres. The meshed surface will allow you to plaster/render straight on to the product or dot and dab in conjunction with plasterboard. Newton 805 Newlath is 0.5mm thick and has a pattern of raised studs linked by reinforcing ribs. The 5mm studs face the wall and create air channels that allow for vapour equalisation to take place between the membrane and the wall. It is also supported by BBA Certification. Certificate Number 00/3716 This membrane can be used in conjunction with Plaster plugs, Fleeceband and other plastic membrane butyl tapes.