1、Main profiles:three-chamber structure,separate drainage chamber;

2、Model design:Inward or outward opening,inward opening with tilt,fixed window,fixed or adjustable jalousie window,middle suspension window ect;

3、This system can be connected through the couplings of 90°,135°,180°

ordinary or enhanced and arbitrary angle;

4、The distance for the glass is 30mm,26mm,18mm,14mm,and 11mm,sigle or double insulating glass can be installed.

5、Opening mosquito sash can be installed.