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Velux Flat Roof Smoke Ventilation System

Advanced technology protects from the elements

Award winning quality and finish

£1,756.93 ex. VAT£2,108.32 inc. VAT

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Lead Time: 3-5 working days


Velux Flat Roof Smoke Ventilation System

The Velux Flat Roof Smoke Ventilation System keeps escape and fire access routes fee by leading smoke and heat up and out of a burning building. This means that buildings retain their fire resistant properties longer and that damage to valuable assets is limited as much as possible. The Velux Flat Roof Smoke Ventilation System also offers ventilation for daily use, keeping occupants conmfortable by letting in fresh air as needed.

The Velux Flat Roof Smoke Ventilation System - a complete natural smoke and heat exhaust ventilator system complies with building regulations on smoke ventilation. Natural smoke and heat exhaust ventilators are typically used in common access areas such as stairways and annex connections, as well as in industrial buildings and offices.

Velux high-performance insulation is integrated into the frame to give the best possible protection against thermal bridges, delivers a warmer, more comfortable home. The flat roof window has an elegant design and comes with a pre-installed motor integrated in the construction ready to connect to a power supply. The flat roof window is maintenance-free as the kerb is made of wear-resistant PVC and the dome is made of durable acrylic or polycarbonate material.

  • Double-glazed window with protetctive polycarbonate cover.
  • AA fire rated.
  • Tested and certified EN ISO12101-2.
  • Smoke sensors, control systems and break glass units to be purchased seperately.
  • Available in clear or opaque.

Flat Roof Window Sizes

Product Code External Frame Size Including Kerb Structural Openings
100100 118 x 118 cm 100 x 100 cm
120120 138 x 138 cm 120 x 120 cm

  • For Roof Windows and Flashing, Velux offer a 10 year guarantee as standard.

    For more information, click here.

  • For Velux technical data, click here.

    For the Velux installation guide, click here.

  • If you are not satisfied with any LB Supplies products you can return them within 14 days of purchase as long as they are unused and in their original condition and packaging. If you purchased from our website and would like to return your products, please download the LB Supplies returns form below and include it with the return. Once we′ve received your unused products, we′ll refund you the amount of the original purchase, excluding any delivery costs, using your initial method of payment. Some products may incur restocking charges. For all returns and any exchanges, you are required to cover the cost of the return delivery to our offices.  For your own security, we recommend using a recorded delivery service when sending goods to us.

    Click here for a product returns form.