In terms of open style,different windows and doors are welcomedone by one, include casement sliding and composite open style windows and doors such as tilt and turn windows and doors.

The mains tream frame profile of windows and doors change all the way：

1.Steel windows and doors appear follow wooden windows because practicality application need changed.

2.Aluminum windows and doors appear follow steel windows because the demand of good appearance.

3.PVC windows and doors appear follow aluminum window because requirement of energy-saving.

4.Energy-saving ones type is growing all the way.

As we know, house glass windows are import for our life. Here will bright out some nettizen views for these.

1.My house is not school district house but common department.

2.My house is of 20 years old with more or less a little deformation. And it cause now there is a bit gap on the aluminium alloy windows of the balcony. And the problem of air leakage and sound insulation come out.

Recently we are considering remodeling building, and the primary problem is how to choose aluminium alloy window. Because there are many big balconies near the roads, so I hope I can reinstall high-end windows to solve the sound insulation problem.
3.We took use of ordinary aluminum alloy sliding windows with double layer, but, they have air leakage problem. I hope to change aluminum casement windows with thermal break structure design.

The development of windows and doors is remarkable because of people’need in life quality.Their appearance and function improve step by step, and their culture appear.More and more people choosealuminium alloy windows and doors.