Problem Solving Forum

August 30 - September 7, 2010

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

Selected Answers

From Roy Bradley of Laing O'Rourke on September 7, 2010:
Whilst pressure washing may be effective in the sh more

From Marco Antonio Alvarado Meneses of Sherwin Williams PerĂº on September 6, 2010:
Mix detergent with commercial sodium hypochlorite more

From remko tas of Futuro SRL on September 1, 2010:
Use pressure washing or, if needed, a more thoroug more

From Alfonso Gamboa of NA on August 31, 2010:
Use clorox. more

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Tagged categories: Concrete; Surface preparation