Width:39mm;42mm;55mm Rollforming equipment is the most advanced Control: manual or automatic Service life:30 years

performance:

a. Aluminum material, weather resistance, reduce the cost of permanent use

b. Heat insulation, heat preservation

c. Sound insulation, noise reduction

d. Anti-theft performance

    

e. Wind pressure resistance

f.  Lighting and ventilation

g. Beautify the facade landscape, overcome the security hidden danger

h. Operational safety

     

i. Emergent escape