Timber Frame Ties A2 SS Timber Frame Ties are suitable for tying masonry outer cladding to softwood structural framework of domestic dwellings and industrial / commercial buildings up to 4 storeys and not greater than 15m in height. Supplied with annular ring shank nails. Manufactured from A2 Stainless Steel for ultimate corrosion resistance. Stainless steel must be used where there is corrosive environment and/or the base material has inherent corrosive characteristic