aluminum patio doors,aluminium patio sliding door 1.Material: aluminum profile 2.Aluminum ingot : 6063 T5 aluminum patio doors,aluminium patio sliding door,aluminum french doors exterior 1) Casement Patio Doors2)Passed AS2047, AS2208 with Grade N6 standard.3)Manufacturer for all construction products. MERITS:1) Impact/hurricane resistance passed grade N62) Sound insulation,thermal break, water ...