Fire compartmentation is a critical element of a building’s fire safety strategy.
When walls, floors, ceilings, risers, service penetrations, roof spaces, and other concealed voids are not adequately fire-stopped, fire and smoke can spread rapidly, compromising escape routes and places of safety.
We carry out Passive Compartmentation Surveys across Cornwall, Devon and Somerset, helping Responsible Persons, duty holders, landlords, and property managers understand the condition of their compartmentation.
Our surveys identify deficiencies, highlight areas requiring further investigation, and provide clear, practical recommendations to help maintain effective fire separation and support compliance.
A Passive Compartmentation Survey is an inspection of a building’s fire-resisting construction and fire-stopping measures.
Its purpose is to identify defects, breaches, or areas of concern that could allow fire and smoke to spread beyond the compartment of origin.
Typical findings may include:
Passive Compartmentation Surveys are commonly required or recommended for:
These surveys are particularly beneficial for buildings with multiple compartments, multiple floors, service risers, extensive mechanical and electrical installations, or a history of refurbishment and alteration works.
Your survey will typically include:
Important: We provide independent surveys and reporting. We do not undertake remedial works, ensuring our findings remain impartial.
Timescales vary depending on the size and complexity of the building, access to risers and voids, and whether out-of-hours access is required.
We will provide an estimated timeframe when we issue our quotation.

A clear record of any defects, breaches, or areas of concern

A practical action plan to brief contractors and prioritise remedial works

A stronger basis for demonstrating compliance and managing fire safety risks
No. We provide independent surveys and reporting so findings remain impartial.
Access helps us inspect key compartment lines. We will confirm access requirements during the quotation stage.
Yes. Compartmentation is a key control measure. Findings may inform priorities and actions.
If you need a Passive Compartmentation Survey in Cornwall, Devon or Somerset, get in touch today
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