Being more complex than standard doors, fire doors are made up of multiple components, including the core, perforated plates that reinforce essential hardware, door skins, and timber rails. Fire doors can also be supplied with glazed glass and fireproof relief air registers.
Fire door, or fire-rated door set, are doors required to close and latch by themselves. A fire door set consist of the leaf, frame, and associated hardware (handles, locks, viewing panels, and air grills etc). They form part of a building’s overall passive fire protection system.
Maintenance and inspection frequency is determained by the building classification. Most cases for a commercial building is every 6 months, with residential and industrial buildings annually. Call your fire service provider to ensure that you are meeting your obligations.