Mending the Filter
Mending the Filter is a quest for level 10-45. It is step 16 of 33 in the Legion Alchemy storyline. The quest's turn-in marker is in Val'sharah at 70.5, 46.4. It rewards 6,150 experience.
Description
Bringing back the cloth in such a manner would not be beneficial to Deucus.
Perhaps there's a tailor here in Val'sharah who'd be willing to mend it for you.
The priestess who helped you earlier may know of such a person.

