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Passive fire protection application
Compartmentation

Passive fire protection

You can limit the spread of fire and smoke with correctly installed fire-rated walls, floors, doors, dampers and seals. The complete assembly matters: a fire-rated product only performs as intended when you use it within its tested application.

System snapshot

Key system characteristics

The same fields are used across every solution guide, making the systems easier to compare without reducing the decision to a single product.

Primary objective

Contain fire/smoke and preserve structural or compartment performance

Activation

Always present; some devices use heat-activated/intumescent action

Environmental & residual impact

None during normal operation

Enclosure dependency

The supporting construction and complete assembly define performance

Fault monitoring

Usually inspection/register based rather than electronic

Typical lifecycle issue

Unrecorded penetrations, damage, missing seals, movement and incompatible repairs

How the system works

You can limit the spread of fire and smoke with correctly installed fire-rated walls, floors, doors, dampers and seals. The complete assembly matters: a fire-rated product only performs as intended when you use it within its tested application.

Key selection considerations

  1. 01

    Tested construction: A tested seal for concrete may not be valid in lightweight partitions, and one cable type/size does not prove all penetrations.

  2. 02

    Service penetrations: Mixed services, insulation, combustible pipes and movement require specific tested details.

  3. 03

    Inspection evidence: Hidden work needs inspection and photographic traceability before ceilings and finishes close.

  4. 04

    Future alterations: Future penetrations are a major lifecycle risk; the register and permit process must remain active.

System anatomy

System components and approvals

Fire-rated walls and floors technical sketch
01

Fire-rated walls and floors

The complete tested assembly - including framing, boards, fixings and joints - defines the rating.

Penetration firestop systems technical sketch
02

Penetration firestop systems

Sealant, backing, devices and service/supporting construction must match the tested system.

Fire doors, shutters and hardware technical sketch
03

Fire doors, shutters and hardware

Door leaf, frame, glazing, seals, closer and hardware are an approved assembly.

Fire and smoke dampers technical sketch
04

Fire and smoke dampers

Use tested dampers with correct sleeve, breakaway, access and installation orientation.

Structural fire protection technical sketch
05

Structural fire protection

Coating/board thickness follows section factor, critical temperature and tested system.

Fire-resistant joints and cavity barriers technical sketch
06

Fire-resistant joints and cavity barriers

Movement, substrate, width and fixing must match the tested system limits.

Approval families

Typical approvals and certification requirements

  • ISO 834, EN 1363/1366, ASTM E119, UL 263 or locally adopted fire-resistance tests
  • ISO 10295, EN 1366-3, ASTM E814 / UL 1479 for penetration seals
  • Approved/listed system directories and engineering judgments where permitted
  • IMO FTP Code and class/flag acceptance for marine divisions
Governing rules

Codes, standards and project rules

  • 01

    The building's fire strategy and adopted code establish required compartment lines and resistance periods.

  • 02

    Installation must remain within the direct/extended application of the tested system or an accepted engineering judgment.

  • 03

    Product substitution without reviewing the complete tested assembly can invalidate the rating.

Design information

Information needed to design and quote the system

Complete inputs reduce assumptions, expose interface risks early and make competing proposals meaningfully comparable.

  1. 01

    Fire strategy, compartment drawings and required resistance periods

  2. 02

    Wall/floor/structural construction and tested assembly references

  3. 03

    Complete service penetration schedule including size, material and insulation

  4. 04

    Movement, joints, cavity barriers, doors and dampers

  5. 05

    Approved product/system details and permitted field of application

  6. 06

    Inspection hold points, labels, photos, register and future change process

Inspection, testing and maintenance

Inspection, testing and maintenance requirements

Frequency and method must follow the adopted standard, authority conditions and manufacturer instructions. These recurring activities belong in the maintenance plan.

  1. 01

    Maintain a compartment and penetration register with unique locations and approved system references.

  2. 02

    Inspect accessible barriers, seals, doors, dampers, coatings and joints for damage or unauthorised changes.

  3. 03

    Use permit and close-out controls for every new penetration; photograph before concealment.

  4. 04

    Repair only with a compatible tested system and record product, installer, date and inspection.

Research basis

Standards and official references

These sources establish the system context. Verify the edition adopted by the project and the current certificate for the exact model.

Common Questions

Frequently Asked Questions

Is fire-rated sealant alone enough?

No. Fire resistance belongs to the complete tested system, including substrate, opening, service, backing, depth and installation configuration.

Can one tested detail cover all cable penetrations?

Only within the tested or formally extended field of application. Cable type, bundle, tray, opening and wall/floor construction matter.

How is passive protection maintained?

Through a current register, periodic inspection and strict control of every alteration, penetration and repair.