Intermediate carpeted floor

To exceed Rw45

Where soft floor coverings are existing or proposed and ceiling below is 2 x 16mm plasterboard or 1 layer 13mm SoundShield, lay Noisebar6kg/5PE underlay over existing or new timber or construction board flooring, impact foam side down. Tightly butt joins and staple or tape. Relay, or lay new, carpet to achieve Rw45