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STC Rating for Rockwool
Posted: Tue Mar 29, 2005 12:47 pm
by flipwhip41
Does anyone have an approximate STC rating for rockwool 50mm or 100mm?
Posted: Wed Mar 30, 2005 2:32 pm
by knightfly
ZERO - Absorbents by themselves don't BLOCK sound, they only ABSORB it. When used inside a wall as part of a complete system, insulation can make up to about 10 dB difference in the overall TL of the wall... Steve
Stc of rockwool
Posted: Thu Mar 31, 2005 12:54 am
by flipwhip41
Thanks that was what I was asking, guess I worded it wrong. Thanks
Posted: Thu Mar 31, 2005 10:51 am
by Dan Fitzpatrick