1. The profile frame width is 50mm, wall thickness is 1.4mm;
2. Adopting quality nylon glass fiber (PA66) 14.8mm heat insulation rubber strip, it features low heat transfer coefficient, and better heat and sound insulation performance;
3. Only the out-opening casement window is available for this series;
4. When installing sliding brace, this series does not need milling and has good strength and does not affect the appearance;
5. This series provides various slot press lines which can be selected from WY-50 series.
6. The consumption of aluminum of this series is 7.7kg/m2 according to the standard window.
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