Quote:
Originally Posted by
avare
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The 40kg/m3 would definitely be better, the air flow resitivity 100 kg/m3 is significantly higher than 40 kg/m3 material. The resistivity increases much greater than a linear relationship.
Andre
Thank's Andre, I was lucky enough to finally find 50kg/m3 rockwool and i'll go with that.
Also, would you suggest 100kg or 50kg for first reflection absorbers? I'm thinking about 10cm max in these ones..