... ,heat insulation, damp proof Specification:1) This 70 series wood inward opening window adopts debridged aluminum frame, and high grade ... can be like fixed, side-hung, bottom-hung, tilt & turn, tilting sliding. 1.Material: Top-grade aluminium sections in 6063 ... -T5, cladding with solid wood. 2.Surface treatment: Anodizing, electrophoresis, powder coating, PVDF, in ...