Aluminum sliding door with advanced customization from Shanghai DER

Work is now ongoing to demolish the old school building and complete all external landscaping works, playground areas and pitches by ​thermal break windows, casement window​.

Our civil engineering division has been on site at East Middle Callerton, on behalf of Bellway Homes, to deliver improvements to the existing infrastructure for their new housing projects.

The view from the top of the new overflow chamber!

DER overseas project in UK

transforming heritage buildings into a fantastic place for residents to spend their later life.

Casement window have 2 kinds opening way. one is inward opening way, the other is outward opening way. The mostly popular is outward opening way.

Plastic-steel doors and windows have excellent physical algebraic properties, and can be widely used in harsh places such as windy, rainy, high heat, cold and corrosive gas, etc. It is an ideal and reliable building door and window.