Complete smoke-ventilation system in compliance with European EN norms

Smoke ventilation

GGL/GGU Smoke

From £1624.00 excl. VAT

Smoke-ventilation roof windows for sloping roofs with integrated motor are CE-marked in compliance with the European standard for smoke and heat exhaust ventilators EN 12101-2. 

Benefits

  • Opens to 85° within 60 seconds  

  • Comfort ventilation possible at the touch of a button 

  • Complete control system for single or groups of windows

  • Suitable for roof pitches 15 - 90°

Product details

White painted
Pine
White polyurethane 
  • 1
    Opens to 85° within 60 seconds

    Opens to 85° within 60 seconds

    When the smoke ventilation function is activated, the window opens to 85° by means of a chain motor and the gas springs.
  • 2
    Rain sensor

    Rain sensor

    Rain sensor for automatic closure of VELUX smoke ventilation windows in case of rain when in comfort ventilation mode. Delivers together with the automated smoke-ventilation control system. 

    The rain sensor is overruled in case of fire.

  • 3
    BDX Insulation frame kit

    BDX Insulation frame kit

    Insulation frame with flexible foam for a tight and secure fit to the roof construction.
  • 4
    Maintenance

    Maintenance

    If you want to prolong the longevity of your VELUX roof window or simply give it a touch up, this is the place to look. 

    VELUX offers a range of products that will come in handy if you want to replace an air filter, repair a scratch, lubricate hinges, paint your window and give it a new and shiny look.

  • 5
    Daily ventilation

    Daily ventilation

    Go to section of Fully Automated Smoke-ventilation System to read more about ventilation.

Materials

VELUX roof windows are available in various finishes, glazing and operation options. Click on the relevant section opposite for further information
  • Internal  finish
  • Exterior finish
    All VELUX roof windows come with grey aluminium exterior covers.
  • Glazing performance

For professionals

Are you an installer, architect or a dealer? Go to the professional section to find tools and information about sectional drawings, technical details, installation instructions, CE marking, how to become a VELUX certified installer and more.

Smoke-ventilation roof window

Window type:  Product code:  Explanation:  EN certified: 
GGL ---- 306640 Wood with triple glazing EN 12101-2
GGL ---- 307340 Wood with double glazing EN 12101-2
GGU ---- 006640 Polyurethane with triple glazing EN 12101-2
GGU ---- 007340 Polyurethane with double glazing EN 12101-2

Smoke-ventilation roof window including wind deflector

Window type:  Product code:  Explanation:  EN certified: 
GGL ---- SD00402 Wood with triple glazing EN 12101-2
GGL ---- SD00403 Wood with double glazing EN 12101-2
GGU ---- SD00402 Polyurethane with triple glazing EN 12101-2
GGU ---- SD00403 Polyurethane with double glazing EN 12101-2

Fully automated
smoke-ventilation
system for any project

Explore more 

Control system overview -
what they do and where they fit

Control system KFX 210

Complete control system
for up to 4 GGL/GGU
smoke-ventilation roof
windows or 1 CSP
flat-roof window.
Includes: KFC 210 +
KFK 100 + KFA 100

    Control unit KFC 210
  • 10 amp.
  • Controls up to 4 GGL/
    GGU smoke-ventilation
    roof windows or 1 CSP
    flat-roof window for
    smoke ventilation.
    Control unit KFC 220
  • 2 x 10 amp.
  • Controls up to 8 GGL/
    GGU smoke-ventilation
    roof windows or 2 CSP
    flat-roof windows for
    smoke ventilation.
    Break-glass point KFK 100 
  • Break-glass point
    for activating
    smoke ventilation
    function.
    Comfort switch KFK 200 
  • Wall switch
    enabling natural
    ventilation for
    daily comfort.
     Smoke detector KFA 100 
  • Smoke detector
    for early fire
    detection.
     Rain sensor KLA 200
  • Closes window in
    comfort ventilation
    mode in case of rain.
  • Overruled in the event of fire.

Frequently asked questions (FAQ)

Smoke-ventilation sloping-roof windows

What is the EN 12101-2 standard?

What is the EN 12101-10 standard?

How is a product CE-marked in accordance with the EN 12101-2 standard?

Does the EN 12101-2 standard cover sloped roofs?

Do VELUX smoke ventilation products live up to the newest EN product standards?

Where is the proof for compliance with EN 12101-2 found?
Using VELUX roof windows, what should be ordered to have a certified system for natural smoke and heat exhaust ventilation?

Are VELUX smoke ventilation windows available in different sizes and variants?

Why does VELUX use a centre pivot window that opens 90 degrees?

Is it possible to use the smoke ventilation system for comfort ventilation?

What is the maximum ventilation area, which can be obtained?

Does the smoke ventilation system protect against power failure?

How is a VELUX smoke ventilation window installed?

Is it possible to replace previously installed VELUX smoke ventilation operators?

Is it possible to connect the VELUX system to external alarm systems?

Does VELUX offer services related to smoke ventilation?

For which applications can a VELUX smoke ventilation system be used?

How can the performance of different smoke and heat exhaust ventilators be compared?

When should a smoke ventilation window including wind deflector be installed?

When should a smoke ventilation window excluding wind deflector be installed?

Can VELUX smoke ventilation windows be used in flat roofs?


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