Profile: GA Fixings manufactures and supplies stainless steel windposts & masonry support systems to the construction industry. We offer technical assistance including advice on product usage and production of detail drawings & fixing schemes if required. We also provide a full range of galvanized & stainless steel lintels including steel section lintels, combined windpost / lintel systems, arched, timber/steel frame, single leaf & solid wall / channel lintels and cavity wall lintels including curved, corner, roller shutter & feature brick options.