Generally used for horizontal restraint such as roof trusses, rafters and joists tied to masonry. Designed to The Building Regulations BS 5268 Part 3 and other building standards for horizontal restraint. 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 characteristics e.g. Green Oak.