| BRAND | Aertesi |
| Product | GRV-628/634 |
| Internal code | IMP4004489 |
| Weight | 6.5 |
| Technical specification | VENTILATING GROUP FOR ZEFIRO 628/634 the group assembled on a sheet metal base includes Electric Motor+Capacitor+Autotransformer+Centrifugal Fans (2) |
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