Certificate
NFRC Certificate
Hardware
Top Quality Hardware Accessories
Glazing
IGCC/SGCC Certified Fully Tempered Insulation Glass
Wood Species
Aluminum Clad Solid Red Oak /Pine /Larch Wood
Wood Painting
German-Origin Environmental Friendly Water-Base Painting Zobel
Sealing System
High Quality EPDM.TPV or Silicone Sealant
Seamless Welding Joint Technique
Seamless Welding Joint for Additional Strength and Protection
Installation Configurations
Nailing Flange,Facilitating a Quick and Simple Installation