PRODUCT FEATURES  

1.The frame size is 73mm; 

2.Anti-pinch   design,safety    protection; 

3.The bearing wheel under the upper rail is designed to bear better  load; 

4.Double-channel 304 stainless steel rails are used to push and pull more smoothly; 

5.The sealing rubber strip adopts the soft and hard co- extrusion design of EPDM composite rubber strip.Excellent sealing performance with low opening and closing force; 

6.The sash can adapt to the maximum glass thickness of 32mm and more glass specifications.