กก
Prior to the sound insulation
felt useful rubber do, but that is a matter of ten years ago.
Today, most of the
noise felt in polyvinyl chloride as the main material, polyvinyl
chloride is also said to be PVC. Your decoration
workers do not understand, it must be the sound insulation felt
as a rubber plate. Rubber plate is certainly not
the use of noise felt, because the rubber board has an
unpleasant taste, not environmentally friendly. Relatively
speaking, PVC environmental protection material for sound
insulation felt good, but unfortunately, most sold on the
market are made repeated recoveries of PVC waste insulation
felt, the soundproof felt added a lot of chemical
additives, many chemical additives are harmful to the human
body. So it is recommended to use a good sound
insulation materials
.