Filter

sound insulation

1. simply sound insulation up to 34 dB (1)
2. elevated sound insulation up to 42 dB (1)

Access Panel Design

1. sound insulation (2)
2. non-removable (3)
3. removable (8)
4. only frame (4)
5. paint-ready door leaf (3)
6. air- and dust-tight (5)
7. perforated board (2)
8. jumbo door (1)
9. round (2)
10. multi-part (2)
11. indoor (6)
12. steel / stainless steel (11)

System

1. System F1 (2)
2. System F2 AK (2)
3. System F2 (2)
4. System F2 AKL (3)
5. System T (1)
6. System R (2)
7. Systém B1 (3)
8. Systém B2 (2)
9. Systém B3 (3)
10. Systém B4 (2)
11. Systém B5 (1)