What FIRAS Certification Means and Why It Matters in Fire Protection

When a building relies on fire protection to keep people safe, the quality of the installation is just as important as the products used. A fire rated system fitted incorrectly offers a false sense of security, and that gap only becomes apparent in the event of a fire. This is the reason third party certification schemes exist, and FIRAS is one of the most recognised in the United Kingdom. Caswell holds FIRAS certification for the installation of fire rated ductwork, so this guide explains what the scheme is, how it works, and why it should matter to anyone specifying or commissioning fire protection work.

What Is FIRAS Certification?

FIRAS is a voluntary third party certification scheme for installation contractors working on passive and active fire protection systems. It is operated by Warringtonfire and accredited by the United Kingdom Accreditation Service, known as UKAS, to the standard BS EN ISO/IEC 17065:2012. In plain terms, it is an independent mark that confirms a contractor is competent to install the fire protection systems it claims to install.

The scheme covers a wide range of fire protection disciplines. A contractor does not gain blanket FIRAS approval. Instead, a company is certified for the specific trade disciplines it has proven competence in, so a client can check that the certification a contractor holds actually matches the work being carried out.

Why Third Party Certification Matters

Fire protection is one of the few areas of construction where a fault may never show up in normal use and only reveals itself in an emergency. A client cannot easily judge whether ductwork, fire stopping or other passive protection has been installed correctly simply by looking at the finished job. Independent certification fills that gap by providing assurance from a body that has no commercial interest in the outcome.

The wider regulatory direction in the United Kingdom has moved firmly towards demonstrable competence in fire safety, particularly since the reforms that followed the Grenfell Tower fire. The Building Safety Act 2022 placed greater emphasis on proving that the people carrying out safety-critical work are competent to do it. Background on this legislation is published on the government website at https://www.gov.uk/guidance/the-building-safety-act. Certification schemes such as FIRAS give clients a clear, recognised way of evidencing that competence.

How a Contractor Gains and Keeps FIRAS Certification

FIRAS certification is not a one-off badge that a company keeps indefinitely. The scheme is built around continuing assessment, which is part of what makes it credible.

• Certificated companies must employ competent supervisors and technicians, referred to as operators, on a permanent or contract basis.
• The technical and practical competence of these operators is assessed by FIRAS inspectors in the specific trade disciplines the company is certified for.
• A register of competent employees is maintained for each certificated company and reviewed regularly to confirm the workforce remains competent and current.
• Certificated installer companies are subject to ongoing random inspection of their installation work on site.
• There is also an annual audit of office systems by FIRAS inspectors to confirm the company continues to comply with the scheme.

To gain certification in the first place, a contractor must demonstrate current, proven technical and practical competence in the fields it wants to be certified for. This gives a client assurance that the contractor is genuinely capable of undertaking the project, rather than simply claiming to be.

What the Scheme Requires on Site

The FIRAS rules set clear expectations for how fire rated systems are installed. Among the requirements, fire rated ducting systems must be installed in accordance with the test evidence that applies to the specific system, alongside the guidance in the relevant industry reference documents. Contractors are not permitted to mix and match materials from different manufacturers to solve a fire protection requirement unless that combination is supported by third party certification, test evidence or an independent fire performance assessment.

Where a special detail is developed to solve a particular requirement on a project, it has to be supported by the same level of evidence. Specified fixings and ancillary components must comply with the proven specification, and all staff must be suitably trained, skilled and competent. These rules exist for a simple reason. A fire rated system only performs the way it was tested if it is installed exactly as the test evidence requires.

What FIRAS Certification Means for Caswell Clients

Caswell, the trading name of C Caswell Engineering Services Limited, is FIRAS certified for the installation of fire rated ductwork, holding certification number LG9901. For a client, this means the installation work is carried out by a contractor whose competence has been independently assessed and is subject to ongoing inspection and audit.

For consultants, main contractors and end user clients, this provides a documented and verifiable basis for confidence in the work. It demonstrates that the fire rated ductwork is being installed by a certified specialist rather than a general contractor, and that the certification is maintained through the continuing scrutiny the scheme demands.

Frequently Asked Questions

Is FIRAS certification a legal requirement?

No. FIRAS is a voluntary scheme. It is not a legal obligation in itself, but it provides a recognised way of demonstrating installer competence, which supports the wider legal duties placed on those responsible for building safety.

Does FIRAS certification cover every type of fire protection work?

No. A company is certified only for the specific trade disciplines in which it has proven competence. This is why a client should check that the scope of a contractor's certification matches the work being carried out.

How can a client verify a contractor's FIRAS certification?

Each certificated company has a certification number and a defined scope. A client can ask for these details and confirm them through Warringtonfire, which operates the scheme.

Final Thoughts

FIRAS certification matters because fire protection only works when it is installed correctly, and correct installation depends on competent people working to proven evidence. The scheme gives clients an independent, continuously checked assurance of that competence, which is far stronger than a contractor's own word. For any project where fire rated ductwork is part of the design, choosing a certified installer is a straightforward way to reduce risk and meet the expectations now placed on building safety.