GSB-series material is galvanized steel. Gable Vent is with Front Flange. Galvanized steel will not burn and thus is an important element in fire resistant construction. The wide louver can provide excellent air flow avoid pest and birds to entry.
Material:American standard high zinc layer galvanized sheet
| Model | Product size | |
| W(mm)(inch) | L(mm)(inch) | |
| GSB1212 | 304 (12") | 304 (12") |
| GSB1218 | 304 (12") | 457 (18") |
| GSB1412 | 356 (14") | 304 (12") |
| GSB1418 | 356 (14") | 457 (18") |
| GSB1424 | 356 (14") | 610 (24") |
Drawing：
