售后服务
线上技术支持, 现场检测, 免费备件, 退换货
Frame Materials
Imported Top Quality Red Oak Wood For Interior; Top Quality Aluminum
Hardware
German Origin Made Brand ROTO/SIEGENIA Hardware&Accessories,HOPPE
Painting
German Brand Environmental Friendly Water-Base Painting Zobel/Rhenocol
Glazing
Fully Tempered 5/12A/5 Insulation Glass; Low-E Coating, Argon Gas Fill
Sealing System
High Quality EPDM or Silicone Sealant
Certificate
CE Certified/Tested In Accordance With NFRC
Packing
Multi-layers Protection Packaging
After-Sales Services
≥10 years