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Heat insulation aluminium custom made big large patio sliding glass door
1. Broken bridge multi-cavity design, energy saving, effectively reducing the thermal conductivity of sliding doors. 2. Ultra-high strength PA66 nylon insulation strip, noise reduction, noise isolation. 3. 304 stainless steel silent track, lower track stepped structure for smoother drainage. 4. Option: can be matched with built-in blinds.
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