Product introduction of Double Inward Opening Window:
Double Inward Opening Window is a high-performance window system designed for harsh climate conditions. It uses high-quality materials and advanced technology to provide excellent wind pressure resistance, sealing, and thermal insulation and sound insulation. It is suitable for high-rise buildings, coastal areas, and other places that require high wind resistance. The window frame and sash are made of high-strength aluminum alloy to ensure the stability and safety of the window under strong wind conditions.

Product advantages of Inward Aluminum Window:
1. The Inward Aluminum Window produced by our company is opened and closed by horizontal sliding, which is easy to operate and has high space utilization.
2. The Double Inward Opening Window produced by our company is made of high-strength aluminum alloy material that has been specially treated, which has excellent anti-corrosion performance and long service life.
3. The Inward Aluminum Window produced by our company has passed many international and domestic quality certifications, and the products are the highest standards in the industry.

Application scenarios of Double Inward Opening Window:
High-rise buildings: such as residential buildings, office buildings and hotels, which require high wind pressure resistance.
Buildings in coastal areas: Buildings in coastal areas that face frequent typhoons and strong winds.
Public buildings: such as schools, hospitals and libraries, which require high safety and stability.
Maintenance and care of Double casement Aluminum window:
Regular cleaning: Clean the Double Inward Opening Window frame and glass regularly to keep the window clean and beautiful.
Check the sealing strip: Check the condition of the sealing strip regularly. If it is aged or damaged, it should be replaced in time to ensure the sealing performance.
Lubricate the slide rails and hinges: Lubricate the slide rails and hinges regularly to ensure smooth opening and closing of the window.
Specific parameters of Inward Aluminum Window:
| Material | Aluminum,thickness 1.8mm |
| Surface treatment | Akzo Nobel Electrostatic Powder Coating |
| Heat barrier | 35.3mm, PA66GF25 |
| Glass | 5G Low-E+14Ar+5, or 5G Low-E+12Ar+5G+12Ar+5G |
| Hardware | 100kg Customized hardware + handles |
| Sealing strip | EPDM automotive grade tape |
| Frame thickness | 100mm |
| Panel thickness | 77mm |
| Open method | Inside Flat Open, Inside Open and Inverted |

About us:
Liaoning E-taifeng Co.,Ltd started in 1995 and has been focusing on the design and manufacture of doors and windows for more than 20 years. In 2002, it became a member of the European Door and Window Association and obtained ISO9001 international quality system certification. The company has first-class qualifications for decoration construction and first-class qualifications for special engineering. Liaoning E-taifeng Co.,Ltd has a professional R&D and design team, which can provide Inward Aluminum Window's personalized customization services according to the specific needs of customers to ensure the perfect fit between products and buildings. We provide a full range of support and services from product selection, design, installation to after-sales service.
