On 17 Jan 2005 02:32:17 -0800, wrote:

Do 1930 semi's have a cavity wall?

Mine does.

Im just suprised that the house being so solid appears to have this
weakspot. [in sound transmission]. Is it just typical of houses of that era and design?

The recent "fashion" for laminate floors may have added something to
the acoustic properties of either dwelling.

--
MatSav