1.Tightly sealed against water and air when closed.

2.Opens 90 which allows maximum ventilation and easy cleaning access.

3.Durable fusion-welded vinyl construction.

4.Low maintenance,very easy for using at our home .

5.Double glazed glass option virtually eliminates heat and sound transfer when closed.

6.Lead-free with the upvc profiles ,very safety for little babies.

7.Europe style outlooking .

8.Snap-on insect screen.

9.No discolouration from UV rays.All our products with high uv resistance material ,don;t worried about the color change .

10.All the profiles color can choose with RAL color .And also laminated color profiles can be customed .

Our Lumei factory has our own team to making the windoor system ,we have our engineer to design  special style ,all kind of pvc profiles can made by customed .

Hardware and machines also can supply for you :