售后服务
线上技术支持, Online training, 现场检测, 现场指导, 现场安装
Timber/Wood species
Pine as standard, more options available
Glass Type
Double glazing/Dual pane glasses, triple glasses available
Hardware
ROTO Germany Brand, more brands available
Sealing System
multiple sealing, Imported three-component sealing strips
Painting
RENNER environment-friendly water-based paint
Color
made to order, factory painting color
Certificates
ISO9001, CE, CCC
Option
contact Helen for more options