VELUX GGLS 2in1 Centre-Pivot Roof Window


£661.82 - £1,495.58 (Inc. VAT)
£551.52 - £1,246.32 (Ex. VAT)
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VELUX 2in1 roof windows are a innovative solution for those who want to bring natural light and fresh air into their home. These windows combine a roof window with a venting skylight, providing a two-in-one solution for ventilation and lighting. One of the biggest benefits of the VELUX 2in1 roof window is that it provides excellent ventilation, allowing you to bring fresh air into your home. This can help to improve air quality and make your space feel more comfortable and inviting. Additionally, the window also provides natural light, which can help to brighten up your space and create a more inviting atmosphere. Another great feature of the VELUX 2in1 roof window is its ease of installation. The VELUX 2in1 windows are designed to be easy to install, making them a great option for both DIY projects and professional installations. Additionally, they are made from high-quality materials, ensuring that they are durable and will last for many years to come. The VELUX 2in1 roof window is the best double VELUX window on the market. 

Double your daylight without doubling the cost.

Suitable for:

  • Tiles up to 120mm in profile (EDW)
  • Slates up to 8mm thick - not suitable for interlocking slate (EDL)
  • Uncertain on flashings you need - use this guide to help you find out or contact us.


The VELUX 2in1 has a slim profile, adding extra daylight to your home. The 2in1 has a modern design completed with a white painted internal finish and an anthracite grey aluminium external finish. The VELUX 2in1 roof window comes in either manual or solar operation and fully equipped with VELUX 70, laminated inner pane. Standard double glazing or VELUX laminated inner pane 66, triple glazing. The double VELUX window is suitable for.

  • Suitable for roof pitches between 15-90 degrees.
  • Suitable for both tile and slate roofs. 
  • Available in manual or solar.


  • Natural light: VELUX windows are designed to bring in an abundance of natural light, which can help create a brighter, more inviting atmosphere in your home or building.
  • Energy efficiency: VELUX windows are made with advanced insulation technology that helps regulate temperature and reduce energy costs.
  • Easy operation: Many VELUX windows come with electric or manual venting options, making it easy to control the amount of light and air that enters your home or building.
  • Durable construction: VELUX windows are made with high-quality materials and are built to last, ensuring that they will provide years of performance and enjoyment.
  • Wide range of styles: VELUX offers a variety of styles and sizes to fit any roof type, ensuring that you can find the perfect window solution for your home or building.
  • User-friendly design: VELUX windows are designed to be user-friendly and easy to install, making them a popular choice for both DIY enthusiasts and professional contractors.
  • Renowned brand: VELUX is a world-renowned brand with over 75 years of experience in the skylight and roof window industry, ensuring that you are getting a high-quality product from a trusted company.


  • Toughened laminated inner pane double glazing.
  • Highly UV resistant, water-based breathable paint
  • Top handle for ease of opening.
  • Rain sensor on Solar model.
  • Integrated dust and insect filter.

Information Hub

Flashing guide.

Glazing guide.

Size and code guide.

How to install.

Overall, the VELUX 2in1 roof window is a great investment for anyone looking to bring natural light and fresh air into their home. With its combination of ventilation and lighting, this window is sure to provide many years of enjoyment and satisfaction. Whether you are looking to update your home, office, or other building, the VELUX 2in1 roof window is an excellent choice.

Got any questions about doubling your daylight. Contact us on