... performance 3.CE standard, ISO9001 Moser German style special shape timber window, Round top window , Fixed Architectural Adopting the German IV68 ... and comfort in the home.Product Introduction: 1. Main material: larch,zhangsong,Qiou wood,oak, etc.2. Surface treatment: SIKKENS brand ... crop in the window and door. German style special shape timber window, Round top window , Fixed Architectural