1.Adjustable Aluminium Window Louvre frames 2.Main Material: Aluminium 3.Assemble with 5 mm, ... Processing Co., Ltd which are experienced Manufacturer for window louvre frames and louvre glass products, Supply the Quality Window Louvre Blades ... Provice, Xingtai City.1.Product Description: Item: Aluminum louver window frames , Adjustable shutter, Color: Aluminium Silvery or Powder coating with different ...