1. Deck filler - Suction and Rinsing
2. Tank vent hole
3. Drainage to sea
Water and sewage water
Black water circuits - Schematic diagram
Deck or sea evacuation
Deck only evacuation
1. WC
2. Seawater inlet
4. Sewage tank
5. Closing cap
6. Vent hole
7. Deck filler - Suction and Rinsing
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