Fire rated windows and doors in hospitals and healthcare facilities are systems designed to compartmentalise fire, restrict the spread of smoke and protect evacuation routes for patients, staff and visitors. Unlike standard commercial environments, healthcare buildings present a specific set of challenges: patients who cannot self-evacuate, 24-hour occupancy and clinical areas with strict hygiene demands. Getting fire protection right here is not optional, and the specification of fire rated doors for hospitals and healthcare must reflect the risks of each individual area within the building.








A hospital fire presents risks that are unlike almost any other setting. Many patients are unable to move independently, which means the fire strategy must protect people in place rather than relying on rapid evacuation of the building. Fire compartmentation, the principle of dividing a building into defined zones that contain fire and smoke within a given area, sits at the heart of how hospitals manage this risk.
The approach known as “defend in place” is widely adopted in hospital fire strategies. Rather than evacuating an entire building, occupants in unaffected compartments stay where they are while those in the affected zone are moved progressively to a place of safety. This strategy depends entirely on the integrity of every fire rated aluminium door, window and partition installed throughout the building. If a fire barrier fails, the entire plan fails with it.
Inadequate fire rated products in a healthcare setting can allow fire or smoke to pass from one zone into another, breaking down the defend-in-place strategy and putting people who cannot evacuate at serious risk. Beyond the immediate safety implications, it can mean failing a fire inspection, breaching regulatory requirements, invalidating insurance and exposing the responsible person to legal liability. Product specification, testing and certification are not box-ticking exercises in this sector. They are the difference between a building that performs and one that does not.
Fire Rated Glass UK Regulations
Healthcare premises in England are governed by a combination of legislation and technical guidance. The Regulatory Reform (Fire Safety) Order 2005 places a legal duty on the responsible person to carry out a fire risk assessment and put in place appropriate fire precautions. NHS estates are additionally subject to Health Technical Memorandum HTM 05-02, which provides detailed guidance on the specification, installation, inspection and maintenance of fire doors in healthcare premises.
HTM 05-02 covers fire door performance requirements, hardware, frame specifications, certification standards and ongoing maintenance regimes, making it one of the most detailed fire door standards applied to any building type in the UK. New build and major refurbishment projects must also comply with Approved Document B under the Building Regulations. The new law on fire doors in the UK has also extended inspection and maintenance duties for residential buildings, introducing quarterly checks on communal fire doors and annual checks on flat entrance doors in multi-occupancy buildings above 11 metres.
Two classification systems appear in healthcare fire door specifications and it is worth understanding what each one means. The FD rating system, defined under BS 476-22, measures integrity only: how long a door resists the passage of flame and hot gases. An FD30 door is tested to 30 minutes; an FD60 to 60 minutes. HTM 05-02 uses FD classifications throughout its guidance, which means specifiers working to that standard will see FD designations in their brief.
The EI classification, defined under EN 13501-2, measures both integrity (E) and insulation (I). Insulation limits the transfer of heat through the door assembly, providing a higher level of protection on the unexposed face. Aluminium fire systems, including all products supplied by Aluminium Fire Systems, are tested and classified to EN 13501-2. An EI 30 product provides 30 minutes of combined integrity and insulation resistance; EI 60 extends that to a full hour. Because EI-rated products satisfy both criteria rather than integrity alone, they meet and exceed the performance required at the equivalent FD time period. To understand why fire ratings matter and how classifications are applied in practice, our knowledge base covers the full system.
FD30 and FD60 are the ratings most commonly referenced in patient-facing areas under HTM 05-02, including ward corridors, patient rooms and outpatient departments. Aluminium fire systems are EI-rated under EN 13501-2 rather than FD-rated under BS 476-22. An EI 30 system provides 30 minutes of integrity and insulation resistance; EI 60 extends that to a full hour, with the additional insulation criterion going beyond what an FD-only rating requires. For general ward areas and standard hospital corridors, EI 60 is a typical minimum specification.
Areas such as service shafts, plant rooms, pharmacy storage and high-dependency units may require ratings of FD90 or FD120. Aluminium systems for these areas are supplied as EI 90 or EI 120 fire rated products, providing the required time period with the additional insulation performance the EI classification demands.
Fire rated glass is used wherever natural light, observation or visual connection is required without compromising the fire barrier. In hospitals this includes vision panels in doors, internal screen glazing between nurse stations and ward areas, and external windows in locations where proximity to an adjacent building creates a risk of external fire spread.
The distinction between E-rated and EI-rated glass matters in a healthcare specification. An E-rated panel resists the passage of flame and smoke but allows heat to transmit through the glazing. An EI-rated product provides both integrity and insulation, limiting heat transfer as well. In areas where patients or staff may remain close to a glazed surface for an extended period, EI-rated glass is the appropriate specification. Our guide to types of fire safety glass explains the full difference between these classifications and when each applies.
If you are less familiar with the basics, our article on what fire rated glass is covers how it is produced, tested and classified, and what the E and EI ratings mean in practice.
External fire rated windows are typically required where two buildings or wings are in close proximity and there is a risk of fire spreading across the gap between elevations. Fire rated aluminium windows provide the required performance at the perimeter while maintaining the thermal efficiency and visual quality expected in a modern healthcare building.
Where larger glazed areas are needed internally, fire rated glass partitions can be used to create open, well-lit spaces while maintaining compartmentation boundaries. Our fire rated glass partitions are available from EI 30 through to EI 120 and are suitable for a range of healthcare applications including reception areas, waiting zones and nurse station screens.
Fire Rated Doors and Windows for Hospitals and Healthcare Facilities
Aluminium Fire Systems manufactures fire rated aluminium doors, windows and glass partitions from EI 30 to EI 120, supplying directly from our UK factory. Our systems are built using Aluprof profiles and are independently tested and certified, giving architects, contractors and estates managers the verified product evidence they need for building control sign-off, HTM compliance and ongoing fire door inspection records.
We understand that healthcare projects involve multiple stakeholders, programme pressures and zero tolerance for compliance failures on site. Our team works with specifiers from design stage through to handover, ensuring the right product is confirmed before fabrication begins. Every completed project is accompanied by our full compliance pack, providing everything needed for current and future regulatory requirements.
To discuss a hospital or healthcare project, contact the team at Aluminium Fire Systems on (+44) 121 277 4870 or request a free quote through our website.
Aluminium Fire Systems: Fire Rated Windows and Doors Company
All fire rated products used in NHS and healthcare buildings must be tested to recognised standards and independently certified. Third-party certification schemes such as the BM TRADA Q-Mark and UKAS-accredited laboratory testing provide verified evidence that a product performs as claimed under fire conditions. Products carrying a recognised third-party mark have been tested as complete assemblies and are subject to ongoing factory production audits, which gives specifiers and procurement teams confidence that what is purchased reflects what was tested.
Every project completed by Aluminium Fire Systems includes a full compliance documentation pack, providing product certification, test evidence and installation records. This makes the responsible person’s obligations under the Fire Safety Order easier to discharge and supports future inspection and maintenance programmes.
HTM 05-02 is NHS England’s primary technical guidance for fire doors in NHS-managed premises. It covers performance requirements, hardware specifications, frame tolerances, installation procedures and the inspection and maintenance regime that must be followed throughout the life of the door. Where a healthcare project involves NHS funding, NHS estates management or NHS tenants, alignment with HTM 05-02 is expected as a minimum. For privately operated healthcare facilities, the document is also widely used as best practice.
FAQs
HTM 05-02 references FD ratings under BS 476-22. FD30 and FD60 are the ratings most commonly specified in patient-facing areas; higher ratings of FD90 or FD120 apply to service shafts, plant rooms and other high-risk zones. The specific requirement is determined through the fire risk assessment and must align with HTM 05-02 for NHS estates. Aluminium fire systems are classified under EN 13501-2 as EI-rated products rather than FD-rated. An EI-rated system satisfies both integrity and insulation criteria, going beyond the integrity-only requirement of the FD classification for the same time period. Specifiers should confirm with their fire engineer how EI-rated aluminium systems should be documented against HTM 05-02 FD requirements on their project.
HTM 05-02 is NHS England’s primary technical guidance for fire doors in NHS-managed premises. It sets out requirements for fire door performance, hardware, frame dimensions, installation standards and the inspection and maintenance regime that must be maintained throughout the life of the door. It is mandatory for NHS estates and widely used as best practice on private healthcare projects. If your project involves NHS occupancy, NHS funding or NHS estates management, HTM 05-02 is likely to apply.
Yes. In clinical and patient-facing environments, fire rated doors must satisfy infection control requirements alongside their fire performance specification. This means smooth, non-porous surfaces, minimal joints and recesses, and materials that can withstand repeated cleaning with clinical-grade disinfectants without compromising the integrity of the door assembly or its fire certification.
A fire rated door set is a complete assembly comprising the door leaf, frame, intumescent seals, smoke seals and certified hardware, tested and certified as a single system. Specifying a tested door set, rather than assembling individual components from different sources on site, is the recommended approach for healthcare projects. It simplifies compliance, reduces the risk of assembly errors and provides a single point of certification for building control and future inspection.
Yes. Vision panels are a standard feature in hospital fire rated doors, allowing staff to observe patients and reducing the risk of collisions in busy corridors. The glazing used in a vision panel must be fire rated to the same level as the door assembly and must form part of the tested system. Our article on whether fire rated doors can have windows covers this in detail, including glass specifications and frame requirements.
Fire protective glass (classified E) resists the passage of flame and smoke but allows heat to transmit through the surface. Fire resistant glass (classified EI) provides both integrity and insulation, restricting heat transfer as well as flame and smoke. In areas where patients or staff may be exposed to a glazed surface for an extended period, EI-rated glass offers a greater level of protection. For a full explanation of how these classifications work in practice, see our guide on what fire rated glass is.
HTM 05-02 sets out an inspection and maintenance regime for fire doors in NHS premises, with frequency determined by the level of use and the risk profile of each door location. High-traffic doors are typically subject to more frequent inspection than lower-use positions within the same building.
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NEED FIRE RATED DOORS + WINDOWS FOR YOUR HOSPITAL OR HEALTHCARE FACILITY?
We provide fire rated doors and windows to hospitals and healthcare facilities across the UK. For help or to place your order please contact us today by phone on (+44) 121 277 4870, or send us a message via the form on our contact page to discuss your requirements.