T lmvch cch m phng ht gia nhhon ton khng h kh, ch cn bit mt cht v cc loi vt liu l bn c th t lm c vch cch m cho phng ht m cng ca gia nh mnh.AK Vietnam xin c gii thiu cho cc bn bi hng dn t lm vch cch m phng ht gia nh- n gin m hiu qu.Vch cch m s c chia thnh nhiu lp, mi lp c thi cng bi mt loi vt liu c kh nng hp th v trit tiu m thanh cc di tn s khc nhau. i vi phng ht gia nh, c c hiu qu cch m ti u (khong trn 80%), vch bao gm ti thiu 5 lp vt liu:Lp 1 (lp trong cng): Cao su lu ha

c thi cng vo lp trong cng, cao su lu ha c n hi chng rung, hp thu ting n, chng rung i vi m thanh tn s thp v to thnh lp bo v bn ngoi chng li s n mn ca khng kh.Lp 2:Bng khong T60Lp tip theo l bng khong, t trng thng c dng l T60, m bo vic thi cng khng qu nho nh T40 v khng b qu cng nh T80.

Lp 3: Ti kh P1Ngoi ti kh, ti lp vt liu th 3 ny, bn cng c th dng xp PE cch m thay th, tuy nhin AK Vietnam a ra li khuyn l nn dng ti kh loi P1, tuy ti kh mng hn nhng cc bng ti kh li c tc dng cch m tt hn. PE ph hp vi cc h gia nh mun lm tng cch m dy.Lp 4: Cao su nonCng c tc dng chng rung nh cao su lu ha, nhng cao su non li pht huy u im ca mnh kh nng hp thu cc ting n di tn cao, an ton v chng tnh in, dn in.

Lp 5: Thch cao hoc g dn.Lp vt liu bn ngoi hon thin 1 vch cch m c bn c th dng thch cao hoc g dn. Trong khi thch cao c u im l c th x l c cc mi ni d dng th g dn li mang li bm dnh tt.Sau khi hon thnh xong 5 lp vt liu to vch cch m nh trn, bn cng c th dng cc vt liu tiu m trang tr ln x l m thanh cho phng ht ti nh ca mnh vi g tiu m v tm n tiu m.Phng nghe nhc ca bn cng ang cn lm cch m trnh xa nhng ting n?Tham kho: https://sites.google.com/site/phongnghenhacgiadinh/home/huong-dan-lam-vach-cach-am-phong-nghe-nhac