super houses aluminium double glass sliding windows and doors for house in China on China WDMA Built-in Blinds Philadelphia USA NAMI Certified 90

Philadelphia USA NAMI Certified 90 degree casement windows double casement push out windows

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super houses aluminium double glass sliding windows and doors for house in China on China WDMA Built-in Blinds Philadelphia USA NAMI Certified 90Product Description Product Advantages: 1. Plenty of surface treatments for your choice; 2. Strict control for surface finish, very little scratch; 3. Accurate mold as well as accurate size; 4. Standard alloy composition; 5. Both ends of the profiles are very plain and with no burr. Materials: Aluminium Alloy: 6063,6061,6005,6060 Thermal Treatment: T5,T6. And Impurity including Unit and Total,the Unit all<0. 05,Total all <0. 15,as following: Alloy Si