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British Standard · Code of Practice

BS 8214:2016.

The British Standard code of practice for timber-based fire door assemblies. The benchmark your inspections are measured against, covering specification, installation, and the maintenance regime that keeps a fire door performing.

Cover of BS 8214:2016, Timber-based fire door assemblies - Code of practice, published by BSI.
01 · Plain English

What it actually is.

BS 8214:2016 is the British Standard code of practice for timber-based fire door assemblies. First published in 1990 and now in its third edition, it is not law. It is the recognised benchmark for how a timber fire door should be specified, installed, and maintained.

It treats the fire door as an assembly: leaf, frame, intumescent and smoke seals, hardware and glazing, all working together as one tested system. The DoorTRACE 41-point inspection is aligned to it. Following it is how a Responsible Person demonstrates that the general fire precautions and maintenance duties under the Fire Safety Order 2005 have been met to a competent standard.

02 · Scope & status

What it covers, and what it is.

Scope

Timber-based fire door assemblies. The 2016 revision narrowed the scope to timber-based assemblies only, covering their specification, installation and maintenance. Glazing and door hardware are covered where they form part of the timber assembly.

Who uses it

Specifiers and designers choosing a door for a fire strategy, installers fitting it, and the competent person inspecting and maintaining it. It is not a statutory duty-holder concept; it is the recognised competence benchmark the whole supply chain is measured against.

Its status

A code of practice, expressed as recommendations using "should", not a specification. It should not be quoted as if it were a specification, and compliance cannot confer immunity from legal obligations. Any deviation from its recommendations has to be justifiable.

03 · What it covers

Five things the standard sets out.

The assembly principle

A fire door is treated as a single tested assembly: leaf, frame, intumescent and smoke seals, hardware and glazing working together. The fire rating belongs to the whole assembly, not the leaf alone. Substituting a component for one outside the tested scope can invalidate the rating entirely.

Installation

Section 9 sets out how the door should be installed: the gaps between leaf and frame, the fixings, and the joints between frame and supporting wall. The supporting-construction tables match the installation method to the fire resistance period (30 or 60 minutes) and the wall type.

Intumescent and smoke seals

Section 12 covers the installation of intumescent fire seals and, where smoke control is required, cold smoke seals. The seals expand under heat to close the gaps around the door. Painted-over, damaged, or missing seals are among the most common reasons a fire door fails inspection.

Door hardware

Section 11, with Annex B, covers hinges, self-closing devices, locks, latches and other ironmongery, and which items are essential to fire performance. Hardware must be compatible with the tested door assembly. The self-closing device must return the door fully into the frame.

Maintenance

Section 13 sets out the ongoing maintenance regime: routine inspection of the leaf, frame, gaps, seals and hardware, and the prompt repair of defects. This is the section that turns a one-off install into a fire door that still works years later.

04 · Why it matters

A code of practice, not a free pass.

BS 8214 is guidance, not legislation. But it is the yardstick an enforcing authority, an insurer, or a court will reach for when judging whether a fire door was competently specified, installed and maintained. Getting it wrong is where the legal duties elsewhere start to bite.

Whole assembly
leaf, frame, seals, hardware and glazing perform as one tested system; change one and the rating can be void
FD30 to FD60
the installation tables match the supporting construction to the required fire resistance period
3rd edition
the current December 2016 edition supersedes and withdraws BS 8214:2008
Not immunity
compliance with the standard cannot confer immunity from Fire Safety Order legal obligations
05 · How DoorTRACE handles it

BS 8214, mapped to the platform.

41-point BS 8214-aligned checklist

The DoorTRACE inspection walks the leaf, frame, gaps, seals, hardware and glazing in the order the standard treats them. Every point carries educational help text so the engineer knows what they are checking and why it matters.

Measured gaps and clearances

Head, stile and threshold gaps captured as actual millimetre readings, not a tick. Out-of-tolerance gaps are flagged automatically against the assembly's rating, the way Section 9 expects.

Whole-assembly records

Every door recorded as its tested system: leaf, frame, seals, hardware, glazing, fire rating and any modifications. When a component is swapped for something outside the tested scope, the history shows it.

Photographic seal evidence

Intumescent and smoke seal condition captured with timestamped photos against the Section 12 area, so a painted-over or perished seal is documented, not just noted.

Self-closing device verification

The Section 11 hardware check, including the self-closing-device test that Regulation 10(7) also demands, logged on every inspection with pass or defect outcome.

Section 13 maintenance cadence

The ongoing inspection regime the standard recommends, scheduled and tracked automatically across the whole portfolio so maintenance is a rolling cycle, not an annual scramble.

06 · Related regulations

Adjacent rules.

07 · Source & further reading

Primary sources.

BS 8214 inspections, evidenced and retained.

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