VELUX GGU MK04 Center Pivot Roof Window is a superb solution for brightening rooms with its ample size and elegant design. It offers easy operation and is perfect for areas with limited ceiling height or furniture placement. This model combines energy efficiency and effortless maintenance, enhancing any living space.
Key Features:
- Spacious Dimensions: 30 3/4″ x 38 1/2″ frame
- Center-Pivot Functionality
- Convenient Top Control Bar
- Suitable for Wide Roof Pitch Range
- ThermoTechnology™ for Energy Efficiency
- Ventilation Flap for Air Quality
- Easy-to-Clean Design
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Velux GGU MK04 Center Pivot Roof Window
$753.00
Lead Time: approximately 37 business days


Velux GGU MK04 Center Pivot Roof Window Product Details
VELUX GGU MK04 Center Pivot Roof Window
VELUX GGU MK04 Center Pivot Roof Window offers a unique blend of sleek design and practicality, ideal for infusing spaces with natural light and fresh air. This model is a perfect choice for enhancing the ambiance of any room.
Product Specifications:
- Model Number: GGU MK04 0070
- Dimensions: Outside frame – 30 3/4″ x 38 1/2″, Rough opening/Finished frame – 31 1/4″ x 39″.
Key Features:
- Optimal Size for Brightness: The MK04’s dimensions are designed to maximize the entry of daylight, enriching room environments.
- User-Friendly Center-Pivot Mechanism: Ensures effortless operation, particularly suitable for spaces with furniture positioned below.
- Accessible Top Control Bar: This feature enhances convenience, making the window easy to open and close, ideal for lower roof installations.
- Flexibility for Various Roofs: Compatible with a wide range of roof pitches from 15° to 90°, it offers versatility in installation.
- VELUX ThermoTechnology™ for Energy Efficiency: The window’s innovative construction delivers excellent insulation and an airtight seal, aiding in energy conservation.
- Built-In Ventilation: The inclusion of a ventilation flap ensures a continuous supply of fresh air, enhancing indoor air quality.
- Easy Maintenance Design: Features like a rotatable sash for outer pane cleaning and a removable air filter make upkeep simple and efficient.
Additional Benefits:
- The GGU MK04 also supports a variety of VELUX accessories, enabling customization to suit functional and aesthetic preferences.
- The VELUX GGU MK04 Center Pivot Roof Window is an excellent investment for those seeking to improve their living or working spaces with natural light, fresh air, and style. Its combination of functionality, energy efficiency, and ease of use makes it a highly desirable choice.

Thermo Technology
VELUX ThermoTechnology, a feature of the latest VELUX generation, enhances insulation, achieving a U-value as low as 1.2 for standard roof windows.
This improvement, coupled with an increased pane area, allows up to 18 percent more daylight and greater passive solar heat gain into your home. These new roof windows elevate the standards of energy balance and efficiency to outstanding new heights.
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