Sound

94dB and 114dB Sound Calibration at 1kHz; Accurate and simple to use; Fits 1 2” diameter microphone. Output Sound Pressure Levels 114dB ...

Rock wool insulation Unlike other thermal insulators rock wool insulators are insulators that are used simultaneously for thermal insul...

This product has a white color and has the ability of sound and electrical insulation and it can be said that it has these two features ...