* Obvious effect to reduce noise, use complex structure design,combine isolation, sound absorb, soundproof, the efficient of noise reduce is good, according the fact test, it’s can reduce 15-30 dB;
* Easy to install, board is light and elasticity, can quick install at the scene;
* Board can do flexible combination, can according the noise feature do combination, then the noise reduce can achieve the max;
* The material of soundproof and noise reduce has good fire proof performance-Class A, nonflammable(or can meet standards Oxygen Index≥30%)
* The vest can quick release with buckle, install and release are very convenient, normally used on valve、flange and so on component which need maintenance very often.