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External Wall Risk Management for Building Owners


by Ashley Byard-Bellis

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The Government’s new Cladding Safety Scheme (CSS) funding route gives eligible building owners an immediate opportunity to revisit external-wall risk.  Applications for multi-occupied residential buildings below 11 metres opened on 17 August 2026 and close on 9 October 2026.

But the significance of this development extends beyond buildings below 11 metres. The new funding route  is part of a wider shift in how external-wall risk is being understood, assessed and managed across the sector.

For building owners and those responsible for residential portfolios, the question is becoming less about identifying whether a building contains particular materials and more about whether there is sufficient evidence to understand the actual risk and make a proportionate decision.

That distinction matters.

From Identifying Materials to Understanding Risk

Existing buildings often come with a mixture of original drawings, refurbishment information, previous surveys, product information and other technical reports. These sources do not always provide a complete or consistent picture of the external wall.

A robust assessment therefore needs to establish what is known, what remains uncertain, what evidence can be relied upon and whether further investigation is necessary. The objective is not simply to identify defects or combustible materials, but to understand their significance in the context of the building and its external-wall construction, using that evidence to inform a proportionate decision. 

A Risk Does Not Automatically Determine the Solution

This distinction is particularly important because identifying a risk does not automatically determine the solution.

Where intervention is required, the response needs to consider not only fire performance, but also façade construction, thermal and moisture performance, structural interfaces, weatherproofing, durability, buildability, programme, cost and the potential impact on residents.

Equally, once a solution has been designed, the process does not necessarily end when the drawings are issued. A technically sound design does not in itself demonstrate that the intended solution has been achieved on site. There needs to be confidence that the solution has been delivered as intended, supported by appropriate evidence. 

Three Stages of Effective External-Wall Risk Management

An FRAEW or external-wall assessment is not the end point. It is an important part of the Identification stage, helping to establish the evidence base and understand the significance of the external-wall risk. From there, the wider process moves through Resolution and Assurance, determining the appropriate response and then demonstrating that the intended outcome has been achieved.

  • Identification: Build a robust evidence base and understand the significance of findings in context.
  • Resolution: Develop proportionate, technically sound and deliverable interventions where required.
  • Assurance: Demonstrate that the intended solution has been delivered and supported by appropriate evidence.

The immediate funding landscape may provide a reason for building owners to revisit their external-wall risk, but the underlying challenge is broader. Effective risk management depends on having the evidence and technical understanding necessary to make decisions that are proportionate, defensible and capable of being demonstrated.

For building owners, the starting point is therefore not simply asking what needs to be replaced, but do we understand the risk well enough to know what needs to be done?

Managing Risk 

For housing associations, registered providers, building owners and asset managers, the challenge is not responding to individual funding opportunities or regulatory requirements. It is about understanding and managing external-wall risk across their portfolios. This position must be backed by clear evidence, follow current guidance and stand up to scrutiny from regulators, lenders, insurers and residents.

Achieving this requires specialist expertise. It goes beyond identifying materials or applying standard solutions. Consultants need a strong understanding of façade construction, fire performance, regulations and the practical challenges of carrying out remediation work in occupied buildings.

Jensen Hughes helps clients navigate this complex environment, supporting projects from initial risk assessment and investigation through to proportionate remediation strategy, design review, technical assurance and construction-stage support. 

Ashley Byard-Bellis

Ashley Byard-Bellis

Ashley is the Director of Jensen Hughes’ Façade and External Wall Consultancy team, with over 19 years’ experience delivering façade engineering, façade fire safety, and external wall advisory services internationally. Ashley has led…

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