... Durable. Not expensive in prices . aluminium clad wood window Profile1. Exterior:Solid wood(Teak, white oak, larch, etc) ... finger jointed 3 layers laminated wood, can reduce the windows deformation 2. Interior: ... for windows,2.0mm for doors. Frame colorsa.Wood:generally brown ,as your requestb.Aluminum:generally white ... systems for options. CertificateISO9001-2008 aluminium clad wood window