Steel fire doors are commonly considered for buildings where durability and fire-protection performance are important. Their construction can include steel face sheets, internal cores, reinforcement and prepared hardware locations. For buyers comparing Fire Door Iraq options, understanding these construction details can help when reviewing technical specifications. Airmaster's fire door information describes different door constructions, including honeycomb, polystyrene, fibreglass, rock wool and polyurethane core options. The appropriate configuration depends on the required performance and project specification. Consult the manufacturer's technical information and confirm the relevant test evidence before selecting a door for a particular application. Correct frame selection and installation are equally important.