Published on April 15th, 2014 | by Henri0
Bleach loses potency over time
Q. In your advice about algae on a shingled roof, you mentioned to use fresh Clorox bleach. What do you mean by fresh Clorox bleach? Is that just newly purchased bleach, or is it a type of Clorox bleach?
A. Sorry for the confusion. It means newly purchased Clorox bleach, as it loses potency over time once opened.by