| Material | Aluminum Alloy |
| Louver Width | 2.5\" (64mm), 3.5\" (89mm), 4.5\" (115mm). |
| Louver Thickness | 0.3976\" (10.1mm), 0.4803\" (12.2mm). |
| Tolerance | Width: +/-0.7mm, Thickness: +/-0.4mm. |
| Frame Available | Lframe, Z Frame,Camber Frame,Deco Frame. |
| Paiting | Carpoly Paint. |
| Structure | Hinge Mortise Joint,Bi-Fold,Bi-Pass,or customized made. |





