A total of nine 930 and 940 automatic sliding door systems were supplied to Edinburgh Airport by FAAC as replacements in international arrivals, check-in and domestic UK arrivals hall.
Principle contractor, Alfred McAlpine, said FAAC were chosen after a careful selection process.
In a statement sent to Building Products, spokesman Robert McVicar said his company provides mechanical and electrical services to a number of airports. He added: "Minimal maintenance and 100 per cent reliability are of the utmost importance."