Product introduction
Large outer frame, it is designed with double hollow notch, which can more effectively insulate noise with better heat preservation performance;
With several water resistant and heat-resistant seals, the opening part is provided with double-channel for water drainage to prevent water;
Stream line and nice appearance;
It can meet diversified structure of internal and external opening.
Product Detail
We focus on the perfect unity of performance and design sense, not only advanced in performance, but also excellent in design and visual performance.
| Anti wind pressure | 6级 3.5≤p3<4.0 |
| Airtightness | 7级 1.0≥q1>0.5 |
| Water tightness | 5级 500≤△p<700 |
| Sound insulation | 4级 35≤RW+Ctr<40 |
| Thermal insulation | 7级 2.0>k≥1.6 |
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