Airborne Noise. Floorboards will be lifted to expose floor joists. Mineral wool is placed between joists and floorboard fixed back in place. All gaps between floorboards are sealed with acoustic sealant. A layer of 19mm soundbloc plasterboard will be added over floor area

Floor Height Gain: 19mm
Typical Airborne Uplift*: 26db
Typical Impact Uplift*: 2db

*This is an estimated reduction. The result will depend on the existing structure.