Our narrow frame aluminum windows feature a sleek, slim design that maximizes natural light and modern aesthetics. Built with durable aluminum and energy-efficient glazing, they offer excellent strength, weather resistance, and noise reduction. Perfect for contemporary homes and commercial spaces seeking a clean, minimalist look.
Color: Customized colors | Availability: In stock / made to order
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128
Northtech
Product Description
Crafted from high-grade aluminum, the slim frames offer exceptional structural strength without unnecessary bulk, allowing for larger window panels, wider views, and a cleaner architectural appearance — ideal for contemporary homes, offices, and renovation projects.
Our narrow frame aluminum windows can be equipped with thermal-break technology to reduce heat transfer and improve insulation. Combined with high-performance double or triple glazing, they help maintain steady indoor temperatures throughout the year, contributing to energy savings and reduced heating and cooling costs.
Aluminum is fully recyclable, and our energy-efficient glazing options support eco-friendly building standards — an investment in both architectural beauty and environmental responsibility.
Whether used for panoramic living room windows, modern office façades, kitchen refresh projects, or commercial renovations, these windows instantly elevate the overall design. Clean lines, contemporary appearance, and ultra-slim profiles deliver a luxurious, high-end feel for everyday living.

| Profile | Model 128 slim aluminium frame |
| Styles | Casement, Awning, Sliding, Fixed |
| Glass | Double or triple glazed low-E insulating glass, argon filled |
| Finishes | Powder coating, Anodized, PVDF painting |
| Color | Custom |

Automotive Grade Raw Glass
Maintain the proper temperature both indoors and outdoors, effectively lessen the impact of heat loss from windows and doors, and improve the insulation of sound and heat.
Composite seal strip
Automotive EPDM foam composite tape offers superior airtight performance, low heat conductivity, and a good capacity to absorb compression deformation.
The window frame and sash are flush
The sash and window frame are flush.
The product's overall airtight and watertight performance is good, and it's simple and lovely.elevated safety

Crafted from high-grade aluminum, the slim frames offer exceptional structural strength without adding unnecessary bulk. This allows for larger window panels, wider views, and a cleaner architectural appearance. The narrow-frame design is ideal for contemporary homes, office buildings, and renovation projects where elegance and simplicity are key design principles. Every detail is engineered to deliver a smooth, refined finish that complements both interior and exterior styles.
Energy performance is a core priority. Our narrow frame aluminum windows can be equipped with thermal-break technology to reduce heat transfer and improve insulation efficiency. Combined with high-performance double or triple glazing, they help maintain steady indoor temperatures throughout the year. This contributes to energy savings, reduced heating and cooling costs, and overall improved comfort. Whether facing hot summers or cold winters, these windows ensure stable performance and long-lasting reliability.

Sustainability plays an important role in the product’s design. Aluminum is fully recyclable, and the energy-efficient glazing options support eco-friendly building standards. Choosing narrow frame aluminum windows is an investment not only in architectural beauty but also in environmental responsibility.
Whether used for panoramic living room windows, modern office façades, kitchen refresh projects, or commercial renovations, these windows instantly elevate the overall design. Their clean lines, contemporary appearance, and ultra-slim profiles offer a luxurious, high-end feel while delivering dependable performance for everyday living.

With their sleek design, superior strength, excellent insulation, and long-lasting durability, our narrow frame aluminum windows provide a perfect solution for anyone seeking modern beauty and functional efficiency in their space.
Window type customization

The Model 128 narrow-frame system is built around minimal sightlines, so the window type is defined by how little aluminium you see and how much glass you keep. Configuration is tuned per opening and per room.
Casement
Awning
Sliding
Fixed

①Casement + Tilt&Turn ②Casement + Awning ③Inward Opening ④Outward Opening

Double or triple glazed low-E insulating glass, argon filled
Custom frame colors — powder coating, anodizing, PVDF, or wood-grain transfer
Custom dimensions, sightlines, and hardware finishes (SIEGENIA, HOPPE, GU, SOBINCO)
Optional bug screens, grid inserts, and drainage details matched to site conditions
Key Feature
High security
High security
Company strength









Q: How slim is the Model 128 frame?
A: The 128 narrow-frame system minimizes profile bulk so you keep larger glass areas and clearer views, ideal for contemporary homes and office fronts.
Q: Can a narrow frame still be insulated?
A: Yes. Thermal-break technology and high-performance double or triple glazing can be specified to keep indoor temperatures steady year-round.
Q: Is the finish customizable?
A: Frame colors and finishes are fully customizable, and the slim profile suits renovation, kitchen, and commercial facade projects alike.
Q: Do you provide engineering support?
A: Our technical team helps match the right glass, finish, and dimensions to your project before production begins.