German Phrase
Das ist wichtig für den Abfluss.
Meaning
This phrase is used to explain the necessity of a specific action or item in relation to maintaining a drainage system. It emphasizes that a certain behavior is essential to prevent clogs or damage to the plumbing. The structure uses the preposition 'für' which requires the accusative case.
When to use
Use this phrase when giving household instructions, discussing plumbing maintenance, or warning someone not to pour something harmful down the sink. It is a practical sentence for daily life and home care.
✦Grammar Breakdown
DasistwichtigfürdenAbfluss
Für + Akkusativ
The preposition 'für' is always followed by a noun in the accusative case.
Masculine Accusative
Because 'Abfluss' is a masculine noun (der Abfluss), the article changes to 'den' in this sentence.
🗨In Conversation
Soll ich das heiße Fett in die Spüle schütten?
Should I pour the hot grease into the sink?
Nein, bitte nicht. Das ist wichtig für den Abfluss.
No, please don't. That is important for the drain.
✕Common Mistakes
Das ist wichtig für dem Abfluss.
The preposition 'für' always requires the accusative case, so 'den' must be used instead of 'dem'.
Das ist wichtig für der Abfluss.
In the accusative case, the masculine article 'der' changes to 'den'.
↔Alternatives
Das ist gut für den Abfluss.
That is good for the drain.
Der Abfluss braucht das.
The drain needs that.
Cultural Tip
Germans take household maintenance and recycling very seriously. There are often strict local guidelines about what can and cannot go down the drain to protect the environment and municipal water systems. Using phrases like this shows you are a responsible and informed resident.

