材质图层 | Free Download
Acoustic partition wall Rw 65dB [270.00]
Acoustic partition wall Rw 65dB [270.00] (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 report, soundproofing power Rw 65dB