材质图层 | Free Download
Acoustic partition wall Rw 65dB
Acoustic partition wall Rw 65dB (材质图层 | Free Download)
Double wall in Y-ACU blocks th. 12cm and in Y-PRO blocks th.10cm with interposition of mineral fiber panel Y-ACUboard sp. 4cm. ECAM RICERT 17-11091-001 test...
