Problem Solving Forum

October 2 - October 8, 2016

What are the alternatives for removing mildew from uncoated concrete block exteriors before coating?

Selected Answers

From Zenith Czora of Durotech Industries, Inc. on January 3, 2017:
Depending on the severity of mold growth, look for more

From Zenith Czora of Durotech Industries, Inc. on October 11, 2016:
 Test to distinguish mildew from dirt by appl more

From Hans Mugler of Mug Pub Inc on October 6, 2016:
I'm not nearly the professional that Timothy and C more

From Timothy Knell of Shore Corporation on October 5, 2016:
We recommend using a strong, alkaline cleaner for more

From Cameron Duncan of M-NCPPC on October 4, 2016:
For light colonization, use a diluted bleach solut more

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Tagged categories: Concrete masonry units (CMU); Mold/mildew-resistant coatings; Rehabilitation/Repair; Renovation; Repair materials; Surface preparation