Soundproof rock wool insulation for wall insulation

IKING GROUP established in 1995, a leading manufacturer and exporter of Glass Wool, Rock Wool, Rubber Foam Insulation in China. After more than 18 years' development, we totally have 8 producing lines for glass wool insulation and 2 producing lines for rock wool insulation. Now we have our own brand ISOKING™. Our products are popular due to the high quality and competitive price all over the world.

1. ROCK WOOL BOARD; Density is from 40kg/m3 to 200kg/m3; The unit price (FOB TIANJIN) is from USD 0.50/m2;
2. ROCK WOOL BLANKET; Density is from 40kg/m3 to 120kg/m3; The unit price (FOB TIANJIN) is from USD 0.38/m2;
3. ROCK WOOL PIPE; Density is from 80kg/m3 to 150kg/m3; The unit price (FOB TIANJIN) is from USD 0.25/m2;

[sheepdavis]

It sounds like when you're listening to music outside and then you walk inside.

[iwasbanned]

thats really not a group advertisement buddy

[pkasra]

next time turn down the volume WHILE putting the speaker inside.

[weronikaiksdexD]

Which one is better for this? Rock or glass wool?