Dear Gisela:
I wish all questions were so easy!
MB-9 is “your man”, and is the only product of its kind on the market.
You can simply spray it on the mold straight from the bottle and let it sit there for several minutes until it will do its “magic”. (Rinse afterwards.)
However, if you have a large area and would like to do it more efficiently, you can mix MB-9 with water in a proportion of 1:1 in a power washer. Keep the pressure at no more than 600 PSI and the no
Ciao and good luck,
Article ID: 8
Created On: Tue, May 1, 2007 at 5:01 PM
Last Updated On: Tue, May 1, 2007 at 12:00 AM
Authored by: Maurizio Bertoli [mail@mbstone.com]
Online URL: https://marblecleaning.org/knowledgebase/article.php?id=8