Per richiesta (sua) prioritaria doveva essere il più possibile insonorizzata verso l'esterno. Obiettivo raggiunto.
E' stata creata una stanza nella stanza dove le pareti interne sono praticamente disaccoppiate dalla struttura esterna portante.
Le pareti interne sono costituite da un sandwich: tre strati dei quali quello più interno a vista è l'eraclit, non so cosa è stato impiegato per gli ulteriori due strati.
La stanza è completamente assorbente (tutte le superfici) e il grado di assorbimento è realmente elevato. La scheda tecnica del pannello eraclit dichiara un coeff. 0,88 da 250 Hz a 4000... non fatico a crederci.
Queste sono le dimensioni... impianto installato su lato lungo:
[TD="class: xl65, width: 26"] [/TD]
[TD="class: xl66, width: 89"]modali lunghezza
[/TD]
[TD="class: xl66, width: 89"]modali larghezza
[/TD]
[TD="class: xl66, width: 89"]modali altezza
[/TD]
[TD="class: xl69"]f1[/TD]
[TD="class: xl71, align: right"]39,54[/TD]
[TD="class: xl72, align: right"]27,88[/TD]
[TD="class: xl73, align: right"]66,15[/TD]
[TD="class: xl69"]f2[/TD]
[TD="class: xl71, align: right"]79,08[/TD]
[TD="class: xl72, align: right"]55,75[/TD]
[TD="class: xl73, align: right"]132,31[/TD]
[TD="class: xl69"]f3[/TD]
[TD="class: xl71, align: right"]118,62[/TD]
[TD="class: xl72, align: right"]83,63[/TD]
[TD="class: xl73, align: right"]198,46[/TD]
[TD="class: xl69"]f4[/TD]
[TD="class: xl71, align: right"]158,16[/TD]
[TD="class: xl72, align: right"]111,51[/TD]
[TD="class: xl73, align: right"]264,62[/TD]
[TD="class: xl69"]f5[/TD]
[TD="class: xl71, align: right"]197,70[/TD]
[TD="class: xl72, align: right"]139,38[/TD]
[TD="class: xl73, align: right"]330,77
[/TD]
[TD="class: xl69"]f6[/TD]
[TD="class: xl71, align: right"]237,24[/TD]
[TD="class: xl72, align: right"]167,26[/TD]
[TD="class: xl73, align: right"]396,92[/TD]
[TD="class: xl69"]f7[/TD]
[TD="class: xl71, align: right"]276,78[/TD]
[TD="class: xl72, align: right"]195,14[/TD]
[TD="class: xl73, align: right"]463,08
[/TD]
[TD="class: xl69"]f8[/TD]
[TD="class: xl71, align: right"]316,32[/TD]
[TD="class: xl72, align: right"]223,01[/TD]
[TD="class: xl73, align: right"]529,23[/TD]
[TD="class: xl69"]f9[/TD]
[TD="class: xl71, align: right"]355,86[/TD]
[TD="class: xl72, align: right"]250,89[/TD]
[TD="class: xl73, align: right"]595,38[/TD]
[TD="class: xl69"]f10[/TD]
[TD="class: xl71, align: right"]395,40[/TD]
[TD="class: xl72, align: right"]278,77[/TD]
[TD="class: xl73, align: right"]661,54[/TD]
[TD="class: xl69"]f11[/TD]
[TD="class: xl71, align: right"]434,94[/TD]
[TD="class: xl72, align: right"]306,65[/TD]
[TD="class: xl73, align: right"]727,69[/TD]
[TD="class: xl69"]f12[/TD]
[TD="class: xl71, align: right"]474,48[/TD]
[TD="class: xl72, align: right"]334,52[/TD]
[TD="class: xl73, align: right"]793,85[/TD]
[TD="class: xl69"]f13[/TD]
[TD="class: xl71, align: right"]514,02[/TD]
[TD="class: xl72, align: right"]362,40[/TD]
[TD="class: xl73, align: right"]860,00[/TD]
[TD="class: xl69"]f14[/TD]
[TD="class: xl71, align: right"]553,56[/TD]
[TD="class: xl72, align: right"]390,28[/TD]
[TD="class: xl73, align: right"]926,15[/TD]
[TD="class: xl69"]f15[/TD]
[TD="class: xl71, align: right"]593,10[/TD]
[TD="class: xl72, align: right"]418,15[/TD]
[TD="class: xl73, align: right"]992,31
[/TD]
[TD="class: xl66, width: 83"]ordinamento ascendente[/TD]
[TD="class: xl65, width: 64"] differenza
[/TD]
[TD="class: xl71, align: right"]27,88[/TD]
[TD="class: xl72"] [/TD]
[TD="class: xl71, align: right"]39,54[/TD]
[TD="class: xl71, align: right"]11,66[/TD]
[TD="class: xl71, align: right"]55,75[/TD]
[TD="class: xl71, align: right"]16,21[/TD]
[TD="class: xl71, align: right"]66,15[/TD]
[TD="class: xl71, align: right"]10,40[/TD]
[TD="class: xl71, align: right"]79,08[/TD]
[TD="class: xl71, align: right"]12,93
[/TD]
[TD="class: xl71, align: right"]83,63[/TD]
[TD="class: xl71, align: right"]4,55[/TD]
[TD="class: xl71, align: right"]111,51[/TD]
[TD="class: xl71, align: right"]27,88[/TD]
[TD="class: xl71, align: right"]118,62[/TD]
[TD="class: xl71, align: right"]7,11[/TD]
[TD="class: xl71, align: right"]132,31[/TD]
[TD="class: xl71, align: right"]13,69[/TD]
[TD="class: xl71, align: right"]139,38[/TD]
[TD="class: xl71, align: right"]7,08[/TD]
[TD="class: xl71, align: right"]158,16[/TD]
[TD="class: xl71, align: right"]18,78[/TD]
[TD="class: xl71, align: right"]167,26[/TD]
[TD="class: xl71, align: right"]9,10[/TD]
[TD="class: xl71, align: right"]195,14[/TD]
[TD="class: xl71, align: right"]27,88[/TD]
[TD="class: xl71, align: right"]197,70[/TD]
[TD="class: xl71, align: right"]2,56[/TD]
[TD="class: xl71, align: right"]198,46[/TD]
[TD="class: xl71, align: right"]0,76[/TD]
[TD="class: xl71, align: right"]223,01[/TD]
[TD="class: xl71, align: right"]24,55[/TD]
[TD="class: xl71, align: right"]237,24[/TD]
[TD="class: xl71, align: right"]14,23[/TD]
[TD="class: xl71, align: right"]250,89[/TD]
[TD="class: xl71, align: right"]13,65[/TD]
[TD="class: xl71, align: right"]264,62[/TD]
[TD="class: xl71, align: right"]13,72[/TD]
[TD="class: xl71, align: right"]276,78[/TD]
[TD="class: xl71, align: right"]12,17[/TD]
[TD="class: xl71, align: right"]278,77[/TD]
[TD="class: xl71, align: right"]1,99[/TD]
[TD="class: xl71, align: right"]306,65[/TD]
[TD="class: xl71, align: right"]27,88[/TD]
[TD="class: xl71, align: right"]316,32[/TD]
[TD="class: xl71, align: right"]9,68[/TD]
[TD="class: xl71, align: right"]330,77[/TD]
[TD="class: xl71, align: right"]14,45[/TD]
[TD="class: xl71, align: right"]334,52[/TD]
[TD="class: xl71, align: right"]3,75[/TD]
[TD="class: xl71, align: right"]355,86[/TD]
[TD="class: xl71, align: right"]21,34[/TD]
[TD="class: xl71, align: right"]362,40[/TD]
[TD="class: xl71, align: right"]6,54[/TD]
[TD="class: xl71, align: right"]390,28[/TD]
[TD="class: xl71, align: right"]27,88[/TD]
[TD="class: xl71, align: right"]395,40[/TD]
[TD="class: xl71, align: right"]5,13[/TD]
[TD="class: xl71, align: right"]396,92[/TD]
[TD="class: xl71, align: right"]1,52[/TD]
[TD="class: xl71, align: right"]418,15[/TD]
[TD="class: xl71, align: right"]21,23[/TD]
[TD="class: xl69, align: right"]434,94[/TD]
[TD="class: xl69, align: right"]16,79[/TD]
[TD="class: xl69, align: right"]463,08[/TD]
[TD="class: xl69, align: right"]28,13[/TD]
[TD="class: xl69, align: right"]474,48[/TD]
[TD="class: xl69, align: right"]11,41[/TD]
[TD="class: xl69, align: right"]514,02[/TD]
[TD="class: xl69, align: right"]39,54[/TD]
[TD="class: xl69, align: right"]529,23[/TD]
[TD="class: xl69, align: right"]15,21[/TD]
[TD="class: xl69, align: right"]553,56[/TD]
[TD="class: xl69, align: right"]24,33[/TD]
[TD="class: xl69, align: right"]593,10[/TD]
[TD="class: xl69, align: right"]39,54[/TD]