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Rockwool in Spain

Posted: Sat Jan 24, 2009 9:16 am
by La_inglesa
Hi,

Our "Danosa" product arrived today

http://portal.danosa.com/danosa/CMSServ ... g=1&site=1

- it is actually Rockwool with a Danosa label on!

As can be seen from Rockwool Spain site:
http://www.rockwool.es/graphics/RW-E-im ... T/P231.pdf

You can't seem to get RW3 here, so compared specs. They may be useful to someone?

RW3 semi rigid no dB s given
Mm Hz 125 250 500 1000 2000 4000
RW3 75 direct 0.34 0.95 1.00 0.82 0.87 0.86 Density 60
RW3 50 direct 0.11 0.60 0.96 0.94 0.92 0.82
Danosa 231/40 40 0.22 0.64 0.90 1.00 1.00 0.96 Density 70 dBA 47
Danosa 233/30 40 0.24 0.81 0.98 1.04 1.02 1.09 Density 100 dB 25

The "Danosa" (Spanish rockwool) product is definitely flexible and leaves us wondering if it will actually stay on the wall...

By the way it's €7.84 m2 plus IVA