Dear Debbie:
“
What's caused this, & how can it be repaired/silenced?
”
It's pretty obvious: a poor installation technique!
Call your installer back and demand that they make good.
Ciao and good luck,
Mauri
Article ID: 138
Created On: Fri, Jun 29, 2007 at 1:56 PM
Last Updated On: Fri, Jun 29, 2007 at 12:00 AM
Authored by: Maurizio Bertoli [mail@mbstone.com]
Online URL: https://marblecleaning.org/knowledgebase/article.php?id=138