Advantage of Eeconomic Solution 50mm Casement Window Series

Material saving: compare with 60mm window frame and sash, 50mm window frame and sash saving 20% PVC profiles and steel reinforcement.        

More light: For small window, if use big profiles, less glass space and get less light, 50mm with small section, makes room more bright.        

Easy to install: Less weight easy to move and installation. 

Easy to open and close, more easy than 60mm series. 

Saving, but not loss any function