Hello! I have an impact noise attenuation question.

I'm on the 7th and top floor in an office building and the professional advice is I need a box in a box with around 100mm concrete for the suspended floor with a 100mm air gap. Proper engineered and calculated rubber blocks and the correct type and amount of insulation in the gap.

I'm making building plans for a box in box studio.

First of all I want to make the floor float with this:
dead link
or this:
http://www.isover.nl/producten/producten-alfabet/sonefloor_304/