Technical Booklet G Resistance to the Passage of Sound·Page 83·3.91
Junctions with separating wall type 3.3 - Floor base and cavity treatment
The floor base should be carried through to the cavity face of the leaf of the core, and the cavity should not be bridged.
The floor base (excluding any screed) should be carried through to the cavity face of the leaf of the core. The cavity should not be bridged.
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