If adding many soundproofing elements to your door seems like too much work try adding an acoustic door panel.
Sound proofing panel on door.
Magnetic door gaskets only work on doors which are built into metal frames so they aren t a suitable method of soundproofing for most doors.
To soundproof a door make it structurally strong enough to block noise by replacing it with a solid core door or by adding mass loaded vinyl soundproof blankets and panels to the existing door.
7 household items you can use to soundproof a door.
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.
Excellent for windows doors and openings.
Then seal the gaps with a door gasket door sweep or spray foam to prevent air leaks.
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.
Use these panels to block sound leaking through any rectangular or squared opening.