No home is the same, each having its own unique character. Why should your doors be any different? Our window are made bespoke to suit your needs.
| Thermally Broken Aluminum | 6060-T66 |
| Profile Thickness | ≥1.8mm |
| Thermal Material | 33mmPA66 |
| Finishes | Powder coating, Anodized, PVDF painting |
| Frame Depth | 70mm |
| Surface Sight Line | 101mm |
| Glue | Weiss in Germany |
| Weather Seal | EPDM foam |
| Glass | Double or Triple glazed low -e insulating glass, argon filled |
| Hardware | SIEGENIA, HOPPE, GU, SOBINCO |
| Drainage | Open Hole Drainage |
| Styles | Awning Window, Casement Window, Dual-action Window, Fixed Window, Shaped window, Swing Door, Panoramic window |
| Bug Screen options | Fiberglass mesh, Steel mesh |





Beijing North Tech Windows, devoting to digital technology and scientific researches, is a systematic manufacturer of high-quality aluminum products, including energy-saving thermally broken aluminum windows doors, aluminum clad wood windows doors, UPVC windows and so on.
Located at the east coast of China and close to the main seaport, it is one of the largest factories with area of 35,000 square meters. Annual production capacity of 400,000 square meters of windows and doors. It is equipped with top-class processing machines, such as imported automatic processing equipment of Anmei Bestar, online production of sawing center, CNC processing center, Belgian JOOPS design software and others, in order to meet the high precision and fast lead time requirement from high-end commercial and residential projects globally.
North Tech Group’s products is meeting and exceeding quality standard of North American NAFS, NFRC, CSA, European CE. They were tested and certified by NAMI, IGMC, QAI. North Tech team are consistently strive to provide the finest, most energy saving, hurricane resistant products architecturally. With our Energy Star awarded windows and doors, customers not only get pleasant green buildings, but also get allowance from the government up to 8000USD.
Customer's satisfaction is our objective. Sincerely invite you to experience private high-end products by sending us estimation requests.



Evaluates the corrosion resistance of aluminum alloy doors and windows through exposure to salt spray, simulating harsh environmental conditions to assess long-term durability.
Tests the resistance of door and window surfaces to abrasion, ensuring that the aluminum alloy maintains its aesthetic appeal and structural integrity over time in the face of wear and tear.
Examines the performance and durability of various components such as hinges, locks, and handles, ensuring they meet quality standards and contribute to the overall reliability of the door and window systems.
Assesses the thermal, optical, and mechanical properties of glass used in doors and windows, ensuring it meets safety standards, provides insulation, and delivers optimal performance in different environmental conditions.






North Tech products meet and exceed North American NAFS, NFRC, CSA, and European CE standards. They are rigorously tested and certified by NAMI, IGMC, and QAI, including IGCC SGCC certifications for safety insulating glass.
We provide double or triple glazed Low-E tempered insulating glass filled with argon gas, as well as laminated hollow impact-resistant safety glass to satisfy diverse climate and security requirements.
Our window systems utilize 6060-T66 thermally broken aluminum profiles with 33mm PA66 thermal insulation, Weiss adhesive from Germany, EPDM foam weather sealing, and world-class hardware systems like SIEGENIA, HOPPE, GU, and SOBINCO.
Yes, our systems are bespoke. Opening styles include Casement + Tilt & Turn, Casement + Awning, Inward opening, and Outward opening. Finishes are available in powder coating, anodized, and PVDF painting across diverse architectural colors.
Yes, with our Energy Star awarded windows and doors, clients can build eco-friendly green buildings and may qualify for government energy-efficiency allowances of up to 8,000 USD depending on regional policies.
Every product undergoes comprehensive laboratory testing, including salt spray corrosion tests, wear and abrasion resistance testing, hardware accessories durability checks, and thermal/mechanical glass performance assessments.