... by air flow through a home.Carlton Window adjustable louvre system is designed to accept Glass or Aluminium blades ... green,grey,white,wood color)Glasssingle glassGlass thickness6mm Glass colorblue/green/golden/dark brown, etc.Hardwarehigh quality ... Anodized /Electrophoresis/PVDFGlass Type: Tempered Glass Floated Glass Filmed Glass Low-E Glass Other Customized More pictures:Introduction of Caltonwindows ...