1. Doors and Windows: Whether to install sound insulation doors and Windows is the key to noise reduction. The transmission loss of noise through a door depends on its weight, hardness, and density. Increase the weight of the door, thickness, can further improve the sound insulation. If set double layer door, fill sound-absorbing material in the middle, can enhance sound-absorbing effect further obviously.

2. Door and window seams and pipes: Sealing tape can be pasted in doors and Windows, which is the most simple and common sound insulation method.

3. Condole is carried on the head and spread carpet: if be located in the middle of tall building, the noise of upstairs, downstairs can pass ceiling and floor pass into listen to sound room. In order to reduce through these channels into the indoor vibration sound, can set the ceiling, in order to isolate from the noise from the sky. Floors are laid to shut out noise from the air.

4. Walls: The walls should be thick and heavy to further isolate sound energy from the air. In the case of conditions, can be set up double walls, in the wall inside the acoustic board set. Should have certain space with the wall, come up in essence it is double wall.