Product Section Details
Product performance
Wind pressure resistance：q3≥5.0
Air tightness：q1≤0.5，q2≤1.5
Insulation property：2.5＞K≥2.0
Water tightness：350≤△P＜500
Sound insulation：34≥Rw＜30
Product configuration
| Opening method: Inward tilt and turn opening |
| Alloy material: Aluminum alloy 6063-T5 profile |
| Timber: North American red oak as standard; other rare and valuable timbers available for upgrade |
| Outer frame: Visible face thickness 35.5mm, wall thickness 1.8mm |
| Glass sash: Visible face thickness 56mm, wall thickness 1.8mm |
| Glass: CSG/Xinyi Group glass original 5G+18A+5G |
| Handle: German original HOPPE handle |
| Hardware system: Italian imported AGB visible hinge |
| Surface treatment: Powder fluorocarbon spray |
