Securing Quoins
Thor Helical 12mm Grout Free Helical Ties provide an excellent solution to securing brick and stones quoins and cornerstones to perimeter walls.
A small pilot hole is drilled through the quoin and into the adjacent masonry and then the self-tapping stainless steel helical tie is hammer driven in to provide a secure, concealed mechanical connection.
Thor Helical 12mm mechanical CD ties conform to conditions for CE marking according to BS EN 845-1 2013 and meet the requirements National Annex NA for having a tensile load capacity of at least 8kN