Multi-channel sealing technology effectively improves the heat insulation and air tightness of doors and windows.
Advanced sealing rubber strip welding technology effectively solves the problems of air leakage and water ingress in traditional doors and windows.
The most advanced concealed rear ventilation drainage technology in Europe, to achieve maximum ventilation and strong pressure cavity drainage.
The world's top water-based paint is used to make the indoor air safer, environmentally friendly and fresh.
Airtightness: Graded index value of unit seam length q1≤0.5m3 / （m · h）, or graded index value of unit area q2≤1.5m3 / （m2 · h） Level 8 Watertightness performance: 500≤ △ P ＜ 700Pa Level 5
Water insulation performance: 0.8≤K≤2.0 W / （m2 · K） can reach level 10 or above, which can fully meet the highest domestic energy saving requirements
Sound insulation performance: 35≤Rw + Ctr ＜ 40 dB Level 4
风 Wind pressure resistance: 4.5≤P3 ＜ 5.0 Kpa 8 level