Before you think to buy windows for your home or for your project, you have to ask the sales responsible person the following questions:

·        Are those windows resistant to the weathering factors as heat, cooling, rain and air pollutions?

·        Are the materials used in manufacturing of these windows stable and maintains for long time?

·        Do their profile designs contain an isolator internal air rooms (not less than three rooms)?

·        Is their any isolation rubber frames in these windows?

·        Are these windows made up of materials that considered as an excellent thermal isolator, even by touching?

·        Do these windows need permanent maintenance?

·         Will these windows be deformed or decomposed with time due to the weathering conditions like humidity and erosion?

·        Would you submit a Guarantee Certificate?

If his answer for all of these questions is not “YES”, so the Winplast windows that formed from u P.V.C. is your economical choice for your project.