Back
Back
Back
Back
Back

External Steel Doors

Premium steel doorsets suited to a variety of sectors and environments. Our doorsets are stronger as standard and designed to protect from a number of external factors, including harsh weather and physical attack.

Products

Designed for external access

Steel doorsets are an excellent choice for external doors as they have the ability to conform with various building regulations while providing the client with fantastic value for money in a product that is designed to protect, perform and last! With straight-forward maintenance requirements and the ability to seamlessly integrate with any external façade aesthetic, Metador steel doorsets are the number 1 choice for contemporary access solutions.

Where security of a building is concerned, steel doorsets are instrumental in ensuring regulations are upheld in both commercial and domestic properties. Metador offers a wide range of steel doorset solutions for both applications. The Defender Xtreme range, LPS1175 rated doorsets are ideal for compliance to building regulations in commercial properties. The Defender PASguard ensures compliance in domestic buildings, adhering PAS 24 rated requirements.

The Defender Thermaguard is an excellent external door choice, or used as thermal performance upgrade on a wide range of our other external doorsets. The Defender Fireshield Plus is Metador’s external fire rated doorset, CE marked and made to comply with the British building regulations.

For key points relevant to steel doors see below and for the full list of approved documents on ways to meet building regulations, see here.

Steel Doorsets: Commercial Properties

Steel doorsets are subject to building regulations and applies to businesses providing goods, services, or facilities to the public, including hospitals, offices, shopping centres, places of worship, and warehouses. See below for key regulations for doors in commercial buildings.

Part B: Fire Safety

  • Fire doors must slow fire spread and allow safe escape.
  • Doors on escape routes should:
  • Open in the direction of escape when necessary.
  • Not have locks, latches, or bolts that could cause delays.

Part E: Sound Insulation

  • Doors in apartment blocks and commercial buildings must reduce noise transmission.
  • Should include acoustic seals and have a minimum mass of 25kg/m².
  • Noisy areas should use lobbies, double doors, or high-performance doorsets.

Part M: Disabled Access

  • Ensures easy access for wheelchair users.
  • Minimum clear door width:
  • 775mm for communal and private entrances.
  • 850mm for access to balconies, garages, conservatories, etc.
  • Door entry controls placed 900-1000mm above ground.

Part Q: Security in Communal Dwellings

  • External doors in apartment buildings must meet British security standards (PAS 24:2012).
  • Secure doorsets should:
  • Be solid or laminated timber (minimum 600kg density).
  • Have a door viewer or alternative method to identify visitors.

 

Steel Doorsets: Domestic Properties

Steel doorsets in domestic properties are also subject to  building regulations and particularly in older homes, often require upgrades to meet regulations. See below for key regulations for doors in domestic buildings.

Part L: Energy Efficiency

  • Exterior doors must meet U-value insulation standards to prevent heat loss.
  • Required U-values:
  • Fully glazed doors: 1.4W/m²K
  • Solid doors: 1.0W/m²K
  • Part-glazed doors: 1.2W/m²K

Part K: Safety Glass in Doors

  • Safety glass is required for doors and sidelights to prevent injury.
  • Must comply with Approved Document N, ensuring glass shatters safely if broken.

Part Q: Security in Homes

  • External doors must be resistant to forced entry.
  • Must meet PAS 24:2012 security standards or be made from solid/laminated timber (600kg density).

Get in touch

01642 337 119