sound insulation deadening felt make from EPDM rubber,mixing processing with metal power.Is a very good damping insulation material in building construction area.Such as the wall and ceiling insulation project,studio,cinema,bar ,industry place,workshop,pipe /duct and so on.
Wideth:1220mm
Length:5000mm
Thickness:3mm
Color:Black
Shape:Roll
Enviormental:E1 grade
Fireproof :B grade
Soundproofing Volume:29dB