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Fire Protection

1. without fire protection (1)
2. with fire protection (2)

Access Panel Design

1. sound insulation (3)
2. removable (1)
3. air- and dust-tight (3)
4. solid wall (2)
5. fire protection (2)
6. fire protection wall - removable (2)

System

1. System F2 AKL (1)
2. System F5 (2)