product introduction
it adopts the broken bridge design to improve the heat preservation performance with 2 colors, and different colors are available according to personal preference;
with wire pressing buckle, it is convenient for installing the glass, glass of different thickness or hollow louvered glass may be configured;
adopting epdm glass rubber strip to prolong the service life of glass sealing;
the screen window is designed with fixed slot, the fixed strength of golden steel screen is improved, and the installation is more convenient;
the frame adopts humanized design, and original door closer imported from germany can be installed;
the slot of the door leaf is designed in the middle, the glidewheel bears uniform force, which can prolong the service life of glidewheel.
product detail
the use of sealed and resilience three epdm (ethylene propylene) resistant sealant, optimized fins design, multi - channel sealant design, multi-channel durable insulation protection.
| performance | the performance of this series of products | performance of ordinary doors and windows |
| water tightness | 4级 350≤△p<500 | ≤3级 |
| airtightness | 4级 2.5≥q1>2.0 | ≤3级 |
| anti wind pressure | 7级 4.0≤p3<4.5 | ≤6级 |
| thermal insulation | 4级 3.5>k≥3.0 | ≤2级 |
| sound insulation | 3级 30≤rw ctr<35 | 1级 |
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