Fire Rated External Doors
Combine fire protection, secure access and weather resistance with Maxium’s fire-rated external steel doors. Made to measure for new builds and replacement projects, our doorsets can be specified to suit commercial, industrial and public buildings.
- Fire-rated steel doors designed for external use
- Powder-coated finishes and weather seals
- Single, double and leaf-and-a-half configurations
- Locking and hardware options to suit your application
- Supply only or supply and installation
at a glance
one doorset. every essential option
- Single & double door formats
- Sashlock lever handles, deadlocks & pull handles
- Emergency panic hardware for fire exits
- Side panel & overpanel options
- Internal & external use
- Extra deadlocks
- Vision panels
- Powder-coated finishes
- Supply and installation
- Electronic locking / access control
External Fire-Rated Steel Doors for Commercial and Industrial Buildings
External fire-rated steel doors combine fire resistance with the durability and practical access needed at the outside of a building. Maxium supplies made-to-measure doorsets for commercial, industrial, retail and public sector premises, with options for new developments, refurbishment work and replacement installations.
Each external fire door should be specified around its location, required fire performance and everyday use. From staff entrances to service access points, the door configuration, hardware and finish can be selected to suit the opening and the building’s operational requirements.
- Single, double and leaf-and-a-half doorset configurations
- Made-to-measure dimensions, subject to the selected doorset’s certification
- Durable steel construction for external applications
- Powder-coated finishes in a choice of colours, with weather seals as standard
- Solid door leaves or compatible fire-rated vision panel options
- Locking and hardware arrangements selected for the intended use
- Supply-only or supply-and-installation options
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Tell Us About Your External Fire Door Requirements
See an External Fire Door Door in Operation
See how a complete fire rated doorset combines robust construction, controlled access and reliable everyday operation. Maxium can specify the door, glazing, locking hardware and access-control equipment around the building and its users.
Considerations for Communal Security Doors
specify based on security risk and usage of doors
The correct doorset and hardware will depend on the location, how the door is used and any regulatory or performance requirements.
security rating B3 (SR2)
Accredited to LPS 1175 Issue 8 B3 (SR2), providing a verified minimum 3-minute delay against opportunistic attacks using hand tools like bolt cutters, claw hammers, and drills.
- Internal & external usage
- Single doors open inward or outward
- Double doors open outward only
- Electronic & manual locking options
- Louvre option available
- Fire rated option available ( see our fire rated doors range )
security rating D10 (SR4)
Accredited to LPS 1175 Issue 8 C5 (SR3), providing a verified minimum 5-minute delay against opportunistic attacks using hand tools like gas torches, crowbars, and powered drills.
- Internal & external usage
- Single door open outward only
- Double door open outward only
- Electronic & manual locking options
- Louvre option available
- Fire rated option subject to spec & sizes
External Fire Door Solutions
Find out more about our approach to External Fire Doors, including security, controlled access, replacement doorsets, installation and regulatory compliance. Select a section to learn more.
Still have questions?
01279 271192
sales@maxiumdoors.co.uk
External Fire Doors for Commercial and Industrial Buildings
External fire doors are used where an opening in the outside of a building requires fire resistance alongside practical everyday access. The specification depends on the location, the building’s fire safety design and how people use the entrance. A staff access door, service entrance and external door on an escape route may each need different operating arrangements.
Maxium supplies external fire-rated steel doors for new developments, building upgrades and refurbishment projects. Doorsets can be specified around the required fire performance, opening dimensions and access needs, helping contractors and building managers coordinate the door with the wider project.
Typical settings for external fire-rated doors include:
- Commercial offices and business premises
- Factories, warehouses and industrial units
- Retail premises and service areas
- Schools, colleges and university buildings
- Hospitals and healthcare facilities
- Public buildings with staff or service entrances
Not every external opening requires a fire-rated door. Where fire resistance is specified, the complete doorset should be selected to provide the required performance while accommodating the building’s everyday operational needs.
Weather-Resistant External Steel Fire Doors
External steel fire doors need to accommodate exposure to the weather as well as the specified fire performance. Rain, wind and regular use all influence the choice of finish, seals and threshold, particularly at exposed entrances or doors opening directly onto service yards and access paths.
Maxium’s external fire doors are available with powder-coated finishes and weather seals. The specification should consider the conditions at the opening, including whether the entrance is sheltered, the surrounding drainage and the level of exposure. These details help establish a suitable arrangement for the door’s intended location.
Important considerations for an external steel fire doorset include:
- Powder-coated finishes to suit the building exterior
- Weather seals around the door opening
- Threshold details appropriate to access and weather exposure
- The condition of surrounding walls and external paving
- Exposure to driving rain or coastal conditions
- Cleaning and maintenance requirements for the finish and hardware
Fire resistance, weather performance and thermal insulation are separate characteristics. Where a project has specific requirements for water resistance, air leakage or thermal performance, these should be identified during specification and confirmed for the proposed doorset.
Made-to-Measure Single and Double External Fire Doors
Made-to-measure external fire doors help accommodate the dimensions and access requirements of individual openings. New construction projects can coordinate the doorset with the planned entrance, while refurbishment work often needs a solution suited to an existing structural opening and surrounding building fabric.
Maxium offers single, double and leaf-and-a-half external steel fire door configurations. A single door may suit routine staff access, while a wider configuration can accommodate the movement of equipment or deliveries. The appropriate format depends on the usable opening width, available space and the certified limits of the selected product.
When planning your external fire door configuration, consider:
- Structural opening width and height
- The clear access width needed during everyday use
- Single, double or leaf-and-a-half arrangements
- Opening direction and space outside the entrance
- Threshold requirements and changes in floor level
- Any need for compatible glazed vision panels
Dimensions and configuration should be considered alongside the required fire rating. Maxium can help review your drawings or opening measurements and identify suitable external fire-rated doorset options, with the proposed size, glazing and hardware checked against the applicable product certification.
External Fire Door Locking, Security and Escape Hardware
External fire door hardware needs to balance access, security and the way the door must operate in an emergency. Some entrances require restricted access from outside, while others also serve as escape routes for building occupants. These functions should be established before choosing locks, handles or exit devices.
A fire-rated external door is not automatically a fire exit door, and a fire exit door is not automatically fire-rated. Where both functions are required, the doorset and its operating hardware need to be specified together. Fire certification also does not, by itself, establish a particular tested security rating.
Key hardware and security considerations include:
- Locks and handles appropriate to everyday access
- Emergency or panic escape hardware where required
- Controlled entry arrangements for authorised users
- Compatible closers where controlled closing is needed
- Any separately specified security performance
- Hardware compatibility with the fire-rated doorset
Maxium can help coordinate available locking and hardware options with the intended use of your external steel fire door. Where access control or specialist security features are proposed, their suitability should be confirmed as part of the complete doorset specification.
Replacement External Fire Doors and Installation
Replacement external fire doors can form part of a refurbishment, a change in building use or a planned upgrade to existing entrances. Older timber or steel doors may be damaged, difficult to operate or unsuitable for the performance now required at the opening. Reviewing the complete installation helps establish the appropriate replacement.
The assessment should include the existing frame, surrounding wall construction, threshold and external access. Replacing a door also provides an opportunity to reconsider opening direction, usable access width and hardware arrangements, particularly where the way the building is used has changed.
Useful details when planning an external fire door replacement include:
- Photographs and dimensions of the existing opening
- The required fire performance and any additional specifications
- Condition of the frame and surrounding construction
- Preferred door configuration, hardware and finish
- External ground levels and threshold arrangements
- Site access, working hours and installation restrictions
Maxium offers supply-only and supply-and-installation options for replacement external steel fire doors. Planning the specification and installation together helps coordinate the new doorset with the existing building and manage disruption at entrances that remain in regular use.
British Made
All doors uk produced to ISO 9001
Specification Support
Help selecting the appropriate product
Made To Measure
All doors made to fit the structural opening
Experienced Sales Team
Ready to help specify & quoteyour project
Project Support
Survey, scheduling & installation management
Delivery And Installation
Experienced commercial door installation teams
Frequently Asked Questions About External Fire Doors
Have questions about our Extrenal Fire doors? Here you’ll find straightforward answers about specifications, security, access control, installation and ongoing maintenance.
Still have questions?
01279 271192
sales@maxiumdoors.co.uk
No. An external door needs to be fire-rated where fire resistance is required by the building’s fire safety design or project specification. Being an outside entrance or an emergency exit does not automatically mean the door requires a fire rating.
The requirement should be established for each opening before ordering. Provide Maxium with the specified fire performance, opening dimensions and intended use so a suitable external steel doorset can be identified.
The required fire rating depends on the building, the location of the opening and its role in the fire safety design. There is no single rating that is suitable for every external fire door.
Your project specification should identify the required performance, including any insulation or smoke control requirements. Maxium can help match an external fire-rated doorset to that specification, with the size, configuration and hardware checked against the selected product’s certification.
External fire-rated steel doors are designed for outdoor applications, with powder-coated finishes and weather seals available as part of the specification. However, the level of weather protection depends on the complete doorset, threshold, installation and exposure at the opening.
A sheltered entrance may have different requirements from a door exposed to driving rain. If your project requires a specific weather performance, provide those details during specification so the suitability of the proposed doorset can be confirmed.
Yes, an external fire-rated door can also serve as an emergency exit when it is specified with suitable escape hardware and an appropriate operating arrangement.
The choice of emergency or panic hardware depends on how the building is used and who needs to escape through the door. Any locking or access control must be considered alongside the escape function, with the hardware confirmed as compatible with the selected fire-rated doorset.
Yes, glazed vision panels can be incorporated where the glazing system, panel size and position are covered by the external fire doorset’s certification. They can provide useful visibility for people approaching an entrance from either side.
The glazing must satisfy the specified fire performance. Toughened or laminated glass is not automatically fire-rated, so the glass and its fixing system need to be selected as part of the approved doorset configuration.
A fire rating does not establish how well a door retains heat during everyday use. Fire performance and thermal insulation are assessed separately, so an external fire-rated steel door should not automatically be assumed to meet a particular thermal requirement.
If thermal performance is important to your project, include the required U-value in your specification. The proposed doorset will need to satisfy both the fire and thermal requirements, with supporting performance information confirmed before ordering.
Yes, an external steel fire doorset can be a suitable replacement for an existing timber door where its specification meets the requirements of the opening. The replacement should be assessed as a complete installation, including the frame, surrounding wall construction, threshold and hardware.
Opening dimensions, access needs and the required fire performance will influence the available options. Photographs and measurements of the existing entrance help Maxium assess a suitable replacement doorset.
External steel fire doors need regular checks and maintenance in accordance with the manufacturer’s instructions and the building’s maintenance arrangements. Inspection frequency should reflect the door’s use, exposure and condition.
- Check that the door opens, closes and latches correctly
- Inspect hinges, handles, locks and any escape hardware
- Check seals and thresholds for wear or damage
- Look for damage to the door leaf, frame and protective finish
- Keep the opening clear of obstructions
- Check any fitted closer operates correctly
Repairs and replacement components should preserve the doorset’s specified performance. Avoid drilling, altering glazing or changing hardware without confirming that the modification is permitted.