Search results

Has anyone heard of or used Acrathan? It is a concrete type of sealer that my pool builder is recommending to put over my newly poured concrete because of the spotting issue from what I assume is calcium chloride spots.

Recently had a fiberglass pool installed and concrete poured and apparently the mix had calcium chloride in it which caused the entire 1600 sq ft patio and coping to be discolored and severe black spots everywhere. I’m not sure of the remedy at this stage but afraid there isn’t a remedy other...