WSG
| 类型 | Fits nominal duct size(mm) | b(mm) | B（毫米） | h(mm) | 高（毫米） |
| WSG300/150 | 300×150 | 296 | 370 | 146 | 220 |
| WSG400/200 | 400×200 | 396 | 470 | 196 | 270 |
| WSG500/250 | 500×250 | 496 | 570 | 246 | 320 |
| WSG500/300 | 500×300 | 496 | 570 | 296 | 370 |
| WSG600/300 | 600×300 | 596 | 670 | 296 | 370 |
| WSG600/350 | 600×350 | 596 | 670 | 346 | 420 |
| WSG700/400 | 700×400 | 696 | 770 | 396 | 470 |
| WSG800/500 | 800×500 | 796 | 870 | 496 | 570 |
| WSG1000/500 | 1000×500 | 996 | 1070 | 496 | 570 |
– Aluminium rectangular louvres with physical free area of 70% - 应用：用于进气或排气系统 通风系统 - 材料铝 – Colour: Anodized natural finish. Powder coated in RAL colour upon request – Composition:Frame and blades of aluminium,galvanized steel birdmesh of 12 x 12 mm fitted behind the louvre – Mounting: Mounting with screws through the frame (not included) |
