???? Common Sizes of Aluminium Sliding Windows – A Practical Guide
Choosing the right window size is just as important as selecting the window style and material. When it comes to aluminium sliding windows, standard sizes help ensure proper ventilation, lighting, and visual balance in your space. Whether you're building a new home or upgrading an old one, knowing the common sizes of aluminium sliding windows can help you plan better and save costs.
Let’s take a look at the most commonly used sliding window dimensions, where they're used, and how to choose the right size for your needs.
???? Why Standard Window Sizes Matter
✅ Cost-effective: Standard sizes are pre-manufactured, reducing customization costs
✅ Faster delivery & installation: Easily available in stock
✅ Easy replacement: In case of repairs or upgrades
✅ Compliance: Often meet local building codes and ventilation standards
???? Common Aluminium Sliding Window Sizes (in mm and inches)
| Window Type | Size in mm | Size in inches |
|---|---|---|
| Small Bedroom/Bathroom | 600 mm x 900 mm | 24" x 36" |
| Medium Living Room | 1200 mm x 1200 mm | 48" x 48" |
| Large Balcony or Hall | 1500 mm x 1200 mm | 60" x 48" |
| Full-Width Window | 1800 mm x 1200 mm | 72" x 48" |
| Wide Openings (3-panel) | 2100 mm x 1200 mm | 84" x 48" |
| Sliding Window + Mesh | 1200 mm x 1500 mm | 48" x 60" |
| Extra Wide View Windows | 2400 mm x 1200 mm | 96" x 48" |
| High-Rise/Apartment Design | 1800 mm x 1500 mm | 72" x 60" |
???? Note: Sizes can vary slightly by manufacturer and regional standards (e.g., in India, UK, USA, Australia). Always check local building codes.
???? Custom Size Options
While standard sizes are suitable for most homes and buildings, custom aluminium sliding windows are available for:
Unique architectural designs
Unconventional wall openings
Floor-to-ceiling windows
Corner sliding windows or curved glass
✅ Customization includes width, height, frame thickness, glass type, and number of tracks.
???? Room-Wise Recommendations
| Room | Recommended Size Range |
|---|---|
| Bathroom | 600 mm x 600 mm to 600 mm x 900 mm |
| Bedroom | 900 mm x 1200 mm to 1200 mm x 1500 mm |
| Living Room | 1500 mm x 1200 mm or larger |
| Balcony/Patio | 1800 mm x 1200 mm to 2400 mm x 1500 mm |
| Kitchen | 900 mm x 1200 mm or 1200 mm x 1200 mm |
???? Things to Consider When Choosing Size
Wall opening size
Purpose (ventilation, view, light)
Type of glass (single, double-glazed)
Frame thickness and number of panels
Accessibility (sliding direction, handle height)
????️ Installation Tip
Always have your window opening measured by a professional. Even a small error in measurements can lead to poor fitting, water leakage, or difficulty in sliding.
???? Final Thoughts
Aluminium sliding windows come in a wide variety of standard sizes, making them easy to choose and install for almost any application. Whether you're designing a small bathroom or a spacious living room, selecting the right size ensures comfort, functionality, and aesthetics.