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Home » A Comprehensive Velux Window Size Guide: Exploring the Options

A Comprehensive Velux Window Size Guide: Exploring the Options

When it comes to bringing natural light and ventilation into your living spaces, Velux windows are renowned for their quality and functionality.

These roof windows have been a popular choice for homeowners, architects, and builders for decades. One of the crucial aspects to consider when installing Velux windows is their size, as it directly impacts how much light and fresh air they can provide.

In this article, we will provide a comprehensive Velux window size guide to help you make an informed decision about the sizes available and their suitability for different spaces.

Understanding Velux Window Sizes

Velux offers a wide range of window sizes to accommodate various needs and architectural designs. Velux windows are typically categorized into three main dimensions:

  1. Width (W): The width of a Velux window is measured from side to side. It can range from as narrow as 45 cm (approximately 17.7 inches) to as wide as 134 cm (approximately 52.8 inches), depending on the specific model and series.
  2. Height (H): The height of a Velux window is measured from the top to the bottom. Heights can vary significantly, with the smallest windows starting at around 55 cm (approximately 21.7 inches) and the largest reaching up to 223 cm (approximately 87.8 inches).
  3. Type: Velux windows come in various types, including center-pivot, top-hung, and roof terrace windows, among others. Each type has different size options to suit different installation requirements.

Available Sizes

Velux windows are available in a variety of sizes to accommodate both small and large openings. Here is an overview of some common Velux window sizes:

  1. Small Sizes: Velux offers smaller window sizes, such as 45×55 cm, 45×73 cm, and 55×78 cm, which are ideal for bathrooms, hallways, and small rooms. These compact windows provide ample natural light and ventilation for tighter spaces.
  2. Standard Sizes: Standard-sized Velux windows, like 78×98 cm, 78×118 cm, and 94×118 cm, are popular choices for bedrooms, home offices, and living rooms. They strike a balance between providing sufficient light and fitting comfortably in most roof structures.
  3. Large Sizes: For rooms where you want to maximize natural light, larger Velux windows like 134×140 cm and 134×160 cm are available. These windows are often used in spacious living areas, lofts, or studios to create a dramatic effect with an abundance of daylight.
  4. Custom Sizes: In some cases, you may have unique architectural requirements or an unconventional space. Velux offers custom-sized windows to fit specific dimensions, ensuring a perfect fit for your project.

Choosing the Right Size Velux Window in Hull and Humberside.

Selecting the right size for your Velux window depends on several factors:

  1. Room Size: Consider the size of the room or space where you plan to install the window. Smaller rooms may benefit from compact window sizes, while larger rooms can accommodate bigger windows for more light.
  2. Building Regulations: Be aware of local building codes and regulations that may dictate minimum and maximum window sizes for safety and energy efficiency reasons.
  3. Architectural Design: The style and layout of your home or building will influence the choice of window size. Velux windows should complement the overall design and aesthetics.
  4. Budget: Larger windows often come with a higher price tag. Balance your budget with your desire for natural light and ventilation.


Velux windows are a fantastic addition to any home or building, providing a source of natural light and fresh air. Understanding the various sizes available is crucial to ensure the perfect fit for your project.

Whether you need a small window for a cozy space or a large window to flood a room with daylight, Velux offers a wide range of options to meet your needs.

Before making a decision, carefully assess your requirements, consider the architectural context, and adhere to local regulations to make the most of your Velux window installation.

If you are looking for a Velux window, Velux skylight, Velux flat roof window in the Hull, Hessle, Anlaby, Swanland, Kirkella, Brough, and Humberside areas, contact Yorkshire Roof Windows today.