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 First of all, as far as possible to avoid noise. For example, strictly control the volume and switching time of the household appliances and other noise-making apparatus. In particular, the use of high-frequency stereo, the volume must be controlled below 70 decibels. 

 Secondly, the noise reduction processing can take the following approach: 

 1, the installation of glazed windows, which can reduce the external noise, especially the street family, the effect is more ideal. 

 2, installation of steel doors soundproofed. Steel doors are also some help on the noise, such as galvanized steel doors middle compartment air design makes the indoor or outdoor sound are more difficult to send out. In addition, the steel door with rubber edge, with the door body touch is timely and not noise. 

 3, the use of decorative cloth and soft decor. Cloth products, sound-absorbing effect is well known, so the fabric to eliminate the noise is more commonly used approach, and the curtain the noise of the many fabric products, the most important. 

 4, note that the closure of indoor function rooms, and walls should not be too smooth, too smooth, walls, and any sound will have repercussions, thereby increasing the noise. 

 5, with wooden furniture to absorb noise. Wood fiber furniture porous and can absorb the noise. 

 Again, pay attention to prevent noise pollution in household appliances. Household appliances to choose good quality and noise. Try not to set the household appliances in a room, the refrigerator is best not to in the bedroom, try to avoid all kinds of household appliances use. Once the appliance fails to be immediately removed. 

 Finally, if you encounter noise pollution, indoor noise detection, and take appropriate measures according to the sources of pollution. 


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 Insulation materials professional websites are recommended: 
 Noise barriers http://www.geyinban.cn/ 
 Insulation blankets http://www.geyinzhan.com/ 
 Soundproof windows http://www.hngeyin.com/ 
 Noise damping mats http://www.dibangeyin.com/