F.C.R. manufactures air-handling components at Cinisello Balsamo, including the FD series of fire dampers for duct compartmentation. The FD range is fire-resistance tested to EN 1366-2, classified to EN 13501-3 and CE marked to EN 15650 under Regulation 305/2011, with leakage classified to EN 1751 at blade class 3 and casing class C. The range additionally carries VKF approval for the Swiss market and hygiene compliance to VDI 6022, with optional ATEX versions. CE marking of fire dampers to EN 15650 is a System 1 route requiring a notified body, though the body is not named on the public product page.