Searching on the net I found a variety of websites for companies that supply these sheets of lead insulation/sound barriers. The one that seems to have what everyone is looking for http://www.soundown.com/ They also appear to have a specific product that is made to go under the carpet to prevent road noise as well. -Robert vin 6585 (The DeLorean from hell.) --- In dmcnews@xxxxxxxxxxx, "Murray Fisher" <murrayf@xxxx> wrote: > Several asked me for the source for that lead sound deadening material. > Murray Vin: 05962 Lic: DMC-XII > Washington State