Feature:
1) Single or double hung window system.
2) Available in any size you need.
3) Easy to install and clean.
4) Different glass options are available, including tempered, tinted, low-E and so on.
5) Good watertightness performance, air permeability performance, noise insulation and heat resistant property.
6) Hardware: Guoqiang, Roto...
7) Window screen available.