Large Ventilation Vertical Folding Window
Unique Design
Vertical folding window is a sleek and space-saving option for any home. Allow for easy access for fresh air, while also providing large area ventilation. Unique design allows the window to fold vertically and maximize space.
Basic Parameters
Heat resistance performance:
Uw1.4W/m2 K
Watertight performance:
600Pa
Airtight performance:
Level 5
Soundproofing performance:
Rw up to 37dB
Hurricane performance:
±4000Pa
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WANJIA® Vertical Folding Window
Increase more window elements
Reduce energy consumption
Meet more application scenarios
Specification Details
Window Strip
Helps prevent water leaks and improves the window’s sealing performance.
Fixed Hinge
Keeps the panels aligned and supports stable folding operation.
Hardware
Offers reliable performance for frequent opening and closing.

Outward Folding
Allows panels to fold outward for a wider opening and better ventilation.
Sliding Track
Guides panel movement and ensures consistent operation.
Structure
Features a reinforced aluminum frame for large openings and long-term stability.
Customization Options

Our options of superior aluminum folding window will elevate your window to a whole new level. In addition, the durable materials allow you to utilize our windows with confidence.


We cooperate with many well-known hardware brands,such as VBH, KINGLONG, HOPO, and CHUNG. Greatly improve the safety performance of the vertical folding window.


Connect vertical folding window with other type to optimize space. Adding more multiple design and decoration to your residential or commercial buildings. Consult professional team of WANJIA for guidance.


We provide a variety of glass options for the vertical folding window, such as double-layer transparent tempered glass, single-layer glass, triple-layer glass, low-e glass, tempered glass, and laminated glass.


Installing vertical and high-transparency screen on folding window can greatly improve utilization efficiency. The screen not only allows more natural light and ventilation into the room, but also prevent insects from entering indoors.
Product Certification
We are pleased to announce that WANJIA products have successfully gained multiple international certifications, including Energy Star, CSA, AAMA, IAS, and CE certification, and meeting the highest standards in Australia and the United States.

Get Product Catalog
If you want to get more details about our folding window collection, including types, colors, sizes, hardware and so forth. Please feel free to contact us.

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