This document provides product information and performance declarations for metal flue systems. It includes 19 product designations for flue systems that comply with EN 1856-1 and EN 1856-2 standards. The manufacturer is identified as AN CAMINI s.r.l. located in Italy. Key information provided includes intended use, assessment method, notified body details, declared performance metrics and values according to relevant harmonized technical specifications. Performance values listed include reaction to fire, gas tightness, thermal resistance and durability.