Aluminum Jalousie Window External Plantation Shutter German White Aluminium Window Shutters on China WDMA bifold We have professional QC to

We have professional QC to check products before loading

What processes does Doorwin have to maintain quality control

A standard container house packed in one flat pack

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Aluminum Jalousie Window External Plantation Shutter German White Aluminium Window Shutters on China WDMA bifold We have professional QC toProduct Information Product Information Louver Shutter Blinds Materials lists: Aluminum Profiles 1) 40,45, 50, 55, 60, 70, 80, 90 series aluminum profile. 2) 6063 T5 T6 grade of non thermal break aluminum 3) Customzied aluminum profile Glass 1) Double toughened glass with gap filled with air or argon gas 2) Single toughened glass 3) Double toughened glass will PVB laminate Elements: low e,tinted,reflective & obscure frosted to meet different U value