Aluminum bi-fold windows from North tech windows can greatly enhance the feeling of openness most homeowners want to experience today. You’ll find that they fold easily to maximize your living space, and they have a very elegant appearance. They also operate very smoothly, by means of a top roller that is very cleverly hidden within the structure of the window. Because the mechanism is concealed, it’s protected from dust and other contaminants. This means that it doesn’t need to be cleaned, and it’s also more pleasing aesthetically than an exposed roller.
Your aluminum bi-fold windows will never rust or rot, and they’re made with baked-on or anodized finishes, so you’ll never need to paint them. They’re also very attractive, and certain to add curb appeal to the exterior of your home.
Bi-fold windows have the ability to transform your house. They provide a clear and unobstructed view, but they also ensure good ventilation and natural light. The lack of obstructive beams, columns, or panels ensures that the connection between the interior and exterior is seamless. Folding windows have long been a popular choice by homeowners and builders for their excellent functionality and value for money.
| Product Type | Aluminum Folding Window |
| Material | Glass, Aluminium Profile |
| Profile Thickness | 1.2mm-2mm (depends on customer requirements) |
| Profile Treatment | Anodized / powder coating / fluorocarbon / wood grain transfer / electrophoresis |
| Profile Color | White, Silver, Grey, Champagne, Black, Wood grain, etc. (Special colors available upon request) |
| Glass Type |
1. Single toughened glazing: 6mm/8mm/10mm/12mm... 2. Double toughened glazing: 5+12A+5mm / 6+12A+6mm... 3. Laminated glazing: 5+0.38PVB+5mm / 6+0.76PVB+6mm... 4. Low-E glazing: Green / Blue / Brown / Golden... Other options: Frosted glass / Crystal glass / Art glass |
| Hardware | China Top Brand / HOPO / SIEGENIA |
| Sealing System | High Quality EPDM or Silicone Sealant |
| Surface Treatment | Mill finish, silver anodize, matt anodize, blasting anodize, colored anodize, powder coating, electrophoresis, wooden shift |
| Opening Type | Sliding window, Fixed window, Tilt and Turn window, Outward opening window, Inward opening window, Casement window, Passive Window, Awning window, Picture window, Top hinged window, Bottom hinged window, etc. |
| Trade Terms | FOB, CIF, DDU, etc. |
| Lead Time | 15-20 days (depends on quantity) |
| Packing | Plastic Film, EPE Cloth, Wood Case, Steel Stripe |
| Terms of Payment | T/T 30% down payment before production, 70% balance before shipment, L/C |
| MOQ | To be discussed |















We can supply the entire window system (including profile, hardware, accessories, glass) as well as finished products ready for installation.
The price is based on the buyer's specific requirements. Please provide shop drawings or window schedules showing dimensions, quantity, type, frame color, and glass specification (thickness and type) to help us quote an exact price.
Our products are custom-made. We always manufacture windows and doors according to the buyer's custom dimensions.
Delivery time is 38 days after deposit and drawing confirmation. Payment is normally 30% - 50% T/T deposit, balance before delivery. Irrevocable L/C at sight is also acceptable.
A 10-year quality warranty is provided, covering non-fading frames and operational hardware. A 10-year warranty is included for German hardware, with free replacement parts provided for quality issues.
Yes, our products meet AAMA, NFRC, CE, and Australian standards. We can also arrange additional testing and certification upon request.