Quality Assurance

After more than ten years of technical accumulation and research and development, the r&d team has formed a perfect product system. Product Quality inspection: IQC(Incoming Quality Control) , IPQ (Input Process Quality Control, FQC(Final Quality Control) .And has obtained the product test report and the authentication certificate of many countries .

Window Performance

The great advantage of casement windows is their ability to maximise and control the breeze and direct it into any area of your home. This is achieved by their unique 90° pivot stays, which open in such a way as to partially centre the sash, thus capturing the breeze from any direction.

Application Cases

We have a wide range of wood window and door systems; Suitable for commercial, residential, leisure and healthcare applications.

Product Features

● 68mm frame depth

● 19-40mm insulated glass

● German hardware for 10 years warranty.

● EPDM full sealing ensures complete weather proofing

Door Options

● A range of glazing options to achieve higher thermal performance

● Can fit with retractable fly screen for preventing insects

● Can be in anodized coating for corrosion environment

● Federation or Colonial glazing bars

● A variety of window style configurations

Door Colors

DORWIN chooses high quality paint for its strong and durable finish, to provide 10-20 years of quality satisfaction. We offer a standard range of colors to choose from, or can create a custom color to suit your individual design needs.

Window Sizes

DORWIN believe that  client's houses come in all shapes and sizes, which means that the windows in these homes also vary in shape and size. That’s why we design and build windows based on your specific requirements. So whether it’s a big home, a small home, a traditional or contemporary home, we have a solution that is just right for you.