De or het dagafdekking?

The correct Dutch article is:

de dagafdekking

Rule Words ending in -ing: almost always de. See the rule

How to use dagafdekking

the dagafdekkingde dagafdekking
this dagafdekkingdeze dagafdekking
that dagafdekkingdie dagafdekking
our dagafdekkingonze dagafdekking
your dagafdekkingjouw dagafdekking
every dagafdekkingelke dagafdekking
which dagafdekking?welke dagafdekking?
a big dagafdekking / the big dagafdekkingeen grote dagafdekking, de grote dagafdekking