EN 1634 EN Fire Resistance and Smoke Control Tests for Door and Shutter Systems, Openable Windows and Building Fittings

EN 1634 EN Fire Resistance and Smoke Control Tests for Door and Shutter Systems, Openable Windows and Building Fittings

The European standard “EN 1634 Fire resistance and smoke control tests for door and shutter systems, opening windows and building fittings” consists of the following sub-sections published under the same title:

EN 1634 EN Fire Resistance and Smoke Control Tests for Door and Shutter Systems, Openable Windows and Building Fittings

  • The standard “EN 1634-1 Part 1: Fire resistance test for door and shutter systems and opening windows” describes the method for determining the fire resistance of door and shutter systems and opening windows designed to be installed in openings integrated into vertical partition elements. These include:
  • Hinged and revolving doors
  • Horizontal and vertical sliding doors, including hinged sliding doors and sectional doors.
  • Folding doors, sliding folding doors / shutters
  • Tilt-down doors
  • Roller shutter doors
  • Openable windows
  • Operable fabric curtains.

This standard is used in conjunction with EN 1363-1. Testing of fire dampers falls under EN 1366-2. Testing of covers for conveyor systems falls under EN 1366-7.

Doors tested according to this standard and classified according to EN 13501-2 are acceptable for elevator landing door applications as an alternative to EN 81-58 and subject to national regulations. EN 81-58 includes a specific test method for elevator landing doors.

The main purpose of the EN 1634-1 standard is to evaluate how door and shutter systems behave when exposed to fire. Specifically, the standard measures the following capabilities of these elements:

  • Maintaining integrity (preventing the passage of flames and hot gases)
  • Providing insulation (limiting temperature increase on the non-fire side)
  • Remains functional as a barrier for the specified fire exposure time.

These features are critical for passive fire protection, which aims to slow the spread of fire and give building occupants time to evacuate.

The EN 1634-1 standard evaluates complete door systems, including:

  • Door leaf or leaves
  • Frame and connecting elements
  • Glass components
  • Gaskets and seals
  • Hardware (hinges, locks, door closers)

Fire resistance is expressed as a time rating along with performance criteria. For example,

  • E30: Integrity is maintained for 30 minutes.
  • EI30: Integrity and insulation are maintained for 30 minutes.
  • EI60: Integrity and insulation are maintained for 60 minutes.
  • EI120: Integrity and insulation are maintained for 120 minutes.

These classifications are used in building codes and product certifications.

  • The standard “EN 1634-2 Part 2: Fire resistance characterization test for building hardware” describes the method for characterizing the effect on fire performance of building hardware to be integrated into vertically mounted fire door systems (single or double leaf) with hinged or revolving mechanisms, or vertically mounted openable window systems, which have a known fire resistance (and where applicable, insulation) of up to 240 minutes in accordance with the EN 1634-1 standard.

This standard applies to testing building hardware for use in hinged and revolving doors and swing windows, including framed glazed doors and windows, but not for glass doors. This method does not include testing for durability or other performance characteristics; these characteristics should be assessed according to the product standard for the building hardware or as specified in EN 14600.

This method is suitable for characterizing structural hardware in non-metallic door or window fittings made of cellulosic materials or mineral sheets coated with cellulosic materials, mounted on cellulosic, mineral core, or metal frames, or in conventional steel doors made of sheet steel with a thickness of no more than 1,5 mm, mounted on steel frames (steel doors include doors with mineral sheet or mineral fiber core, but not steel-clad wood/cellulosic doors). The size of these fittings can be up to the size specified directly in the application area for the respective door leaf structure.

This method is not directly suitable for evaluating structural hardware used in decorative framed glass or glazed doors.

This standard does not constitute a fire resistance test for anything other than a sash, window, frame, intumescent gasket, or selected structural hardware element. The use of any resulting direct application area is limited to sash and frame structures that have been successfully tested according to the EN 1634-1 standard.

The primary purpose of this standard is to determine whether door hardware can maintain its function and structural integrity during fire exposure. Fire doors rely heavily on hardware to remain closed and effective during a fire. If the hardware fails prematurely, the door may open or collapse, allowing fire and smoke to spread. Therefore, the standard evaluates the hardware on the following grounds:

  • It maintains its mechanical stability.
  • It remains securely attached to the door mechanism.
  • It continues to support the door's fire-resistant function.

The EN 1634-2 standard applies to hardware components used in fire-resistant doors and shutters. These components are tested individually or as part of a door assembly. Typical hardware components covered by the standard include: hinges, locks and latches, door closers, panic exit devices, mortise bolts, door coordinators, electromechanical interlocking devices, hold-open devices, and door handles and knobs.

The hardware is evaluated to determine whether it remains operational during fire exposure and whether it has structurally failed. The evaluation focuses on whether the hardware continues to support the fire resistance of the door assembly. Typical performance characteristics include:

  • Mechanical integrity: The hardware must remain securely attached to the door and frame during testing.
  • Structural stability: Components such as hinges and door closers must continue to support the door leaf without sagging or excessive deformation.
  • Functionality: Some devices (e.g., door closers or panic devices) can be checked to see if they continue to function after being exposed to a fire.

If the hardware causes premature failure of the door assembly, the hardware configuration may not be approved for use in fire-resistant doors.

Compliance with the EN 1634-2 standard is important for equipment used in the following areas:

  • Fire exit doors
  • Stairwell fire doors
  • Hospital corridor doors
  • Industrial fire barriers
  • Commercial building partition doors

Door hardware manufacturers rely on this standard to demonstrate that their products are suitable for use in fire-resistant systems.

  • The standard “EN 1634-3 Part 3: Smoke control test for door and shutter systems” describes a method for determining the passage of cold and hot smoke from one side of a door assembly to the other under specified test conditions. This test is applicable to different types of door and shutter systems designed to control smoke passage in case of fire. It is also applicable to elevator landing doors and conveyor system doors and shutters.

The primary purpose of the EN 1634-3 standard is to determine the airtight and smoke-tight performance of door systems under controlled pressure conditions. This standard evaluates whether doors can:

  • To limit smoke entry through joints and seals.
  • To maintain a watertight seal around frames and door leaves.
  • Protecting escape routes and safe zones during fire emergencies.

The results of the tests are used to classify the doors as smoke control doors in accordance with European building regulations.

The EN 1634-3 standard applies to door and shutter systems designed to limit smoke leakage. These include:

  • Hinged and revolving doors
  • Sliding doors
  • Double leaf door systems
  • Smoke-sealed fire doors
  • Doors used in emergency exit corridors or stairwells

This standard evaluates the entire door system, including:

  • Door leaf or leaves
  • Frame and threshold
  • Smoke seals and gaskets
  • Glass components (if any)
  • Hardware such as hinges and locks

The test is performed on the complete installed system, not on individual components.

During a fire, smoke can spread rapidly through corridors, stairwells, and ventilation systems. Smoke control doors, tested according to EN 1634-3 standard, help to:

  • Protecting evacuation routes
  • To reduce the risk of inhaling smoke.
  • To ensure visibility on escape routes.
  • Supporting fire compartmentalization strategies

Smoke control is particularly important in the following places:

  • Hospitals
  • Hotels
  • High-rise buildings
  • Airports
  • Public transport facilities
  • residential complexes

For many years, our organization, with its competent and experienced staff, has been understanding the needs of its clients, providing the advanced testing services they require, and assisting them in the establishment, implementation, and improvement of management systems. Within this framework, we also provide testing services in accordance with the EN 1634 standard.

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