A heavy duty louvre with a double weather stop. This louvre can be used as a return or exhaust louvre. This louvre has been used extensively throughout New Zealand and is an industry favourite.


| Chart | Louvre Widths | Louvre Widths | Louvre Selection |
| Free Area % | 0.300 to 0.900 | 1.000 to 2.500 | |
| Free Area m2 | 0.300 to 0.900 | 1.000 to 2.500 |
| Drawing | Acrobat | AutoCAD | ArchiCAD | |
| Louvre Sections | DWG | MOD | PMK | |
| Blockwork Detail | DWG | MOD | PMK | |
| Corrugate Detail - Horizontal |
DWG | MOD | PMK | |
| Corrugate Detail - Vertical |
DWG | MOD | PMK | |
| Precast Detail | DWG | MOD | PMK | |
| Fibre Cement Detail | DWG | MOD | PMK | |
| › Drawing Download Guide | ||||