The simplest way to soundproof a house is through the following methods:

1. Add heavy curtains: Installing heavy curtains on windows can effectively insulate sound and reduce external noise. interference.

2. Install door seam sealing strips: Installing door seam sealing strips can effectively insulate sound and reduce noise transmission at door seams.

3. Install carpets: Laying thick carpets on the ground can effectively insulate and reduce noise transmission downstairs.

4. Install soundproofing panels: Installing soundproofing panels on walls and ceilings can effectively insulate and reduce sound transmission.

5. Add furniture: Adding furniture to the room can effectively insulate sound, because furniture can absorb sound and reduce the reflection and transmission of sound.

It should be noted that although the above method is simple, its effect is limited. If you need better sound insulation effect, you need to carry out professional sound insulation treatment, such as installing sound insulation materials on walls and ceilings, and installing double-glazed glass. Windows etc.