China Hot Sale Good Quality 6063 T5 Window And Door Or Industrial Use Anodized window aluminum frame double glass Folding Door on China WDMA bifold 8W/(m²*K) Sound Insulation —33dB(Double Glaze

8W/(m²*K) Sound Insulation —33dB(Double Glaze 5+20A+5) Wind Resisitance 4500Pa(Dimensions:700*1500) Non Normal Stress 5000Pa(Dimensions:700*1500)

German brand ROTO or Chinese top brand HOPO etc depends on customers' choice

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China Hot Sale Good Quality 6063 T5 Window And Door Or Industrial Use Anodized window aluminum frame double glass Folding Door on China WDMA bifold 8W/(m²*K) Sound Insulation —33dB(Double GlazeChina Hot Sale Good Quality 6063 T5 Window And Door Or Industrial Use Anodized window aluminum frame double glass Folding Door Product Description Product Name China Hot Sale Good Quality Residential Accordion Patio Outdoor Folding Door Window Type 75series aluminum folding door Opening style folding Opening Pattern Horizontal Frame Material Aluminum Color Customized Size Customized Functions Heat & Sound insulation, Insect prevention Profile A.