R
Rizzle from the Portizzle
10mm marmox boards on a block and beam floor will give the same insaltion challenge them to prove you wrongRay, it is easy to do I agree. Trouble is building regs don't always allow it as I have found out on the job I am doing later in the week.
40m2 floor to be built up 80mm ish , building control said no, had to find another solution.