INTERMEDIATE FLOOR
Thermal conductivity and thermal resistance are BS EN 12664, BS EN 12667 & BS EN 12939
FLOOR CASSETTE: 298mm
12.5mm Wall board & 3mm skim (0.19 W/mk)
C24 245x45mm Timber joist, joists @ 400mm centres
120mm Acoustic mineral wall to cavity (0.044 W/mk)
18mm OSB/3 structural board (0.13 W/mk)
10-22mm Floor finish (dependant on client specification)