Excellent for windows doors and openings.
Sound proofing panel on door.
If you are willing to change your doorframe to a metal one then this is a very effective door sealing method which will make a huge difference to the sound resistance of your door.
Soundlock a lightweight sturdy and convenient acoustical sound dampening panel loaded with high density insulation enhanced with either 1lb or 2lb density mass loaded vinyl to reduce sound transmission.
Foam insulation tape self adhesive weather stripping for doors and windows sound proof soundproofing door seal weatherstrip cooling air conditioning seal strip 1in x 3 8in x 16ft black.
50 pack acoustic panels soundproof foam for walls sound absorbing panels soundproofing panels wedge for home studio ceiling 1 x 12 x 12 black 50pcs black 4 3 out of 5 stars 193 46 59 46.
These panels offer a step up from gluing a sheet of plywood to your door but they re not generally as expensive as high end solutions like fiberglass soundproofing blankets.
If adding many soundproofing elements to your door seems like too much work try adding an acoustic door panel.
Then seal the gaps with a door gasket door sweep or spray foam to prevent air leaks.
Use these panels to block sound leaking through any rectangular or squared opening.