Create A Sound Maze Within The Air vent. … Use Acoustic Foam to reduce noise. … Cover The Vent with Soundproof Curtain Covers. … Block the air vent with a Dry Wall. … Fill the Air Vent with a Sound-Proofing Sealant. … Plug the Air-Vent Temporarily.

How do I stop my vent from making noise?

1. Create A Sound Maze Within The Air vent. …
2. Use Acoustic Foam to reduce noise. …
3. Cover The Vent with Soundproof Curtain Covers. …
4. Block the air vent with a Dry Wall. …
5. Fill the Air Vent with a Sound-Proofing Sealant. …
6. Plug the Air-Vent Temporarily.

How do you soundproof an above air vent?

1. Build a Sound Maze.
2. Use Acoustic Foam Panels.
3. Block Air Vent with Drywall.
4. Use Soundproofing Sealant.
5. Hang Soundproof Curtains.