美國 Auralex SheetBlok 高密度 隔音毯 STC 27 可有效阻絕27dB 121 x456x0.28cm. 高密度軟質乙烯基材料攔阻聲音傳播比鉛還有效6dB以三明治施工法安裝在牆面地板天花板最有效果STC27 Auralex SonoSuede Trapezoid Acoustic Panel The Auralex SonoSuede Trapezoid Acoustic Panel is a fabric-covered, acoustically absorptive panels designed to reduce slap and flutter echoes, thus providing a more pleasing and accurate listening environment.

Auralex SonoSuede Trapezoid Acoustic Panel The Auralex SonoSuede Trapezoid Acoustic Panel is a fabric-covered, acoustically absorptive panels designed to reduce slap and flutter echoes, thus providing a more pleasing and accurate listening environment.