https://diy.stackexchange.com/questions/155652/is-3-4-osb-a-better-soundproofing-material-than-5-8-drywall
the foam blow-in does not provide much sound insulation because it is light weight.
• 波哥繼續請教一下 -一顆椰子- ♀ (340 bytes) () 03/23/2024 postreply 20:16:17
• 像這個東西,三寸厚的棉氈,需要GUT牆然後重新做DRYWALL。 很貴,你看值不值得了。光材料就是三塊錢一尺。 -borisg- ♂ (178 bytes) () 03/23/2024 postreply 20:29:15
• 好的,謝謝波哥 -一顆椰子- ♀ (0 bytes) () 03/24/2024 postreply 10:29:30