PVC window 1.Aluminium alloy frame,matching glass; 2.As for any customers' requirement. PVC window1.Material:aluminium alloy frame,PVC frame ,6061,6063,T4 ... .Sort:it have hinges/swing/casement window,sliding window,bi–folding window,hung/awning window,tile&turn window,shutter window,single-hung window can be choiced);7.Style ...