1、hermetic closure for better air and water tightness;

2、Hermetic closure for better heat and acoustic insulation;

3、Simple assembly process and easy instalaation;awide variety of profiles applicable

4、Reasonable price,high price performance ratio,high utilization of profiles;

5、Optional inistalation of acoustic aloy fastener onto the sliding rail for mosquito sashes;

6、Suitable installlation of an aluninium alloy fastener onto the sliding rail for mosquito sashes;

7、White and film-laminated profiles available.