Engineered to meet rigorous safety regulations, fire-rated aluminium doors offer resistance durations of 30, 60, 90, or 120 minutes. Their construction features non-combustible aluminium reinforced with fire-resistant cores, intumescent seals, and fire-rated glass to effectively block heat and smoke.
The specification of building materials is a critical decision in modern architecture and construction, with fire safety being a paramount concern. When designing spaces where people live and work, ensuring the highest standards of fire protection is not just a regulatory requirement but a moral one. For years, professionals have sought materials that offer a blend of safety, performance and aesthetic appeal. In this search, aluminium has emerged as a superior choice for window and door frames, offering robust fire resistance without compromising on design. Understanding the benefits of aluminium frames for fire resistance is key to creating safer buildings for everyone.
This article explores the significant advantages of using fire-rated aluminium systems and explains how they contribute to comprehensive fire safety strategies in both commercial and residential properties.
How Do Aluminium Frames Achieve Fire Resistance?
At first glance, it might seem counterintuitive that a metal with a relatively low melting point could be so effective in a fire. Aluminium’s melting point is around 660°C, far lower than steel. However, the effectiveness of aluminium frames for fire resistance is not defined by the metal’s melting point alone, but by the sophisticated engineering of the entire framing system.
Fire-rated aluminium frames are constructed with multiple chambers. The chambers of the profiles are filled with either GKF board or a ceramic insert which provides the overall fire rating to the frames. We use intumescent strips between the frame and the glass, which when exposed to high temperatures, swell to prevent the passage of flames, smoke and gases which maintains the frames structural integrity and contains the fire.
It is this complete system, the combination of the aluminium profile and the advanced insulation, that achieves its impressive fire resistance. This method allows our fire rated aluminium windows and fire rated aluminium doors to hold back a fire for a specified period, protecting escape routes and allowing valuable time for evacuation.
Key Benefits of Aluminium Frames For Fire Resistance
Choosing the right material for fire-rated systems involves balancing safety, functionality and aesthetics. Aluminium frames for fire resistance excel in all these areas, making them an increasingly popular choice for architects, builders and property owners who prioritise safety without sacrificing modern design.
Exceptional Durability and Structural Integrity
One of the greatest assets of aluminium is its inherent strength and stability. Aluminium frames do not warp, crack or rot over time, ensuring long-term performance with minimal upkeep. In the event of a fire, this structural integrity is crucial. The engineered frames are designed to withstand extreme temperatures for specified periods, preventing collapse and ensuring that fire compartments remain sealed. This stability is essential for maintaining safe evacuation routes and preventing the fire from spreading to other parts of the building.
Non-Combustible Material
As aluminium is a non-combustible material it makes aluminium frames for fire resistance a good option. This is because aluminium will not ignite or contribute to the spread of flames, a fundamental requirement for any fire-safe material. Unlike wood or uPVC which can release toxic fumes and fuel a fire, aluminium does not burn. This property significantly reduces the overall fire load of a building, helping to slow the progress of a fire and improve safety for occupants.
Versatile Design and Aesthetic Appeal
Safety should never come at the cost of design. Aluminium frames offer the best of both worlds. The material’s strength allows for slim, elegant profiles that maximise natural light and provide a sleek, modern aesthetic. This is a significant advantage over bulkier, more traditional fire-rated materials. Furthermore, aluminium frames can be powder-coated in a vast range of RAL colours to match any architectural style, from contemporary commercial buildings to classic residential homes. This design flexibility ensures that our fire rated glass partitions and doors enhance a building’s interior and exterior while providing vital protection.
Impressive Fire Ratings
Aluminium frame systems are rigorously tested to achieve specific fire ratings, which indicate how long they can withstand a fire. These ratings, such as the EI 30 fire rating or EI 60 fire rating, classify the system’s performance in terms of integrity (E) and insulation (I). Integrity is the ability to prevent flames and hot gases from passing through, while insulation is the ability to limit the temperature rise on the non-fire side. Aluminium Fire Systems offers products tested to provide protection for 30, 60, 90 and even 120 minutes, ensuring we have a compliant solution for your project’s needs.
Fire ratings are determined on a project-by-project basis to align with the building’s unique fire strategy. Typically, a fire officer or building control officer establishes these ratings to ensure the evacuation plan is compliant and effective.
Sustainable and Recyclable
In an era of increased environmental awareness, choosing sustainable building materials is more important than ever. Aluminium is one of the most sustainable materials available. It is 100% recyclable and can be recycled indefinitely without losing its quality or structural properties. The recycling process for aluminium requires only a fraction of the energy needed to produce the primary metal, significantly reducing its carbon footprint. Opting for aluminium frames is not only a choice for safety but also a responsible choice for the planet.
Low Maintenance Requirements
Aluminium’s natural resistance to corrosion means that frames will not rust or degrade, even in harsh weather conditions. The durable powder-coated finish is resistant to fading and scratching, requiring nothing more than occasional cleaning to keep it looking its best. This low maintenance quality makes aluminium a cost-effective solution over the life of a building, saving time and money on upkeep while ensuring fire safety systems remain in optimal condition.
Why Choose Aluminium Fire Systems for Your Project?
At Aluminium Fire Systems, we are one of the UK’s leading experts in the manufacture and supply of fire-rated aluminium windows, doors and glazed partitions. Our commitment to safety and quality is at the heart of everything we do.
All our products are manufactured here in the UK, allowing us to maintain complete control over the quality and craftsmanship of every frame we produce. This also means we can offer fast lead times and reliable, on-time nationwide delivery to keep your project on schedule. Because you are buying directly from the manufacturer, we provide competitive pricing without ever compromising on the standards your project demands.
Most importantly, we guarantee compliance. Our team stays fully up-to-date with the latest building regulations and safety standards. To give you complete peace of mind, we distribute a full compliance pack with every project, ensuring you have all the necessary documentation for inspection and sign-off.
Contact Us
We hope that you found our article on the benefits of aluminium for fire resistance useful. Speak to us today about your fire rated windows and doors today. You can contact us by phone on 0121 277 4870 or send us a message via the form on our contact page.
Or for more information about the benefits of aluminium frames for resistance or to learn more about what we do, visit our fire rated products page or fire rated FAQs page.
Benefits of Aluminium Frames for Fire Resistance Frequently Asked Questions
Are aluminium frames fireproof?
No material is truly ‘fireproof’ but aluminium frames can be highly fire-resistant. Standard aluminium windows do not offer fire resistance. However, specially engineered fire-rated aluminium frames, like those manufactured by AFS, are designed with internal fire-resistant materials that allow them to withstand fire for a specific duration, such as 30, 60, 90 or 120 minutes.
What fire rating do I need for my building?
The required fire rating depends on the type of building, its use and its location within the building, as defined by UK Building Regulations. For example, a door on a protected escape route will have a different requirement than a partition separating two office spaces. We recommend consulting with a fire safety professional or your building control officer to determine the specific requirements for your project.
Can fire-rated aluminium frames have a coloured finish?
Yes. Our aluminium frames can be powder-coated in a wide variety of RAL colours to suit your design requirements. This durable finish is applied during the manufacturing process and does not compromise the fire-resistant properties of the frame.
Do you provide the necessary certification?
Absolutely. We provide a full compliance pack with every project. This includes all the necessary documentation and certification to prove that our products have been tested and meet the required UK fire safety standards, ensuring a smooth and straightforward building control sign-off.
About The Author
Lauren Walker is the Managing Director of Aluminium Fire Systems. With extensive experience in the fire safety and construction industries, Lauren is passionate about promoting the highest standards of safety in building design. She is committed to ensuring that every product manufactured by Aluminium Fire Systems not only meets but exceeds the expectations of clients and the stringent requirements of UK building regulations.