Australia speeding main Hebei the ktv soundproof material, Hebei engine room plant noise barriers, the Hebei Disco Disco Bar, noise barriers, the Hebei cinema multi-purpose hall sound insulation and absorption materials. 

 Tel :400-001-1975 
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 The advantages and disadvantages of the general noise barriers 
 Model 
 Noise reduction in dB (A) 
 Advantage 
 Shortcoming 

 Resistive barrier 
 17-24 
 Absorption of sound insulation in the best 
 Opaque, the landscape effect is not good enough 

 Ordinary transparent barrier 
 11-16 
 Landscape effects 
 Presence of acoustic reflex 

 The microplate transparent barrier 
 14-17 
 Absorption acoustic effects, visual effects 
 Cost of high 

 Composite barrier 
 13-17 
 Absorption acoustic effects, the landscape is better 
 Installation is relatively complex 



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