Muffle QuietBoard is a tongue & groove high density cement particle board designed to reduce airborne noise direct either to a joist or as a high-performance overlay board.
- Density – 1300kg/m3 (+/-5%)
- Fire Performance – Class 1 surface spread of flame
- European Classification – EN 13501-1 = Bfl-s1
- Acoustic Performance – 18mm = 33dB / 22mm = 34dB
Sizes – 1.2m x 0.6m x 18mm / 1.2m x 0.6m x 22mm