Alumaine designs and manufactures bespoke aluminium fire-rated joinery in Cholet — EI30 doors, EI60 partitions, EI30 façades and fire-rated glazed frames — for public, industrial and commercial buildings. For bespoke and non-standard products it works with the Efectis laboratory, which validates compliance by classification report, and its EI30 doors carry a laboratory-validated PV de résistance au feu. Fire glass is sourced from specialist makers and integrated up to 52 mm.