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| Super quality of YGBM
- Highly energy-saving and environmentally friendly
- Lowest soundproof index for YGBM aluminum & wooden window and door can arrive at 35 decibel.
- Water tightness, air tightness and wind pressure resistance.
- YGBM aluminum & wooden window and door boast excellent quality of wind pressure resistance, water tightness and air tightness. Low deformation coefficient for... |
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