plaster damage

The Acid Test
It's understandable that some would think that too much cyanuric acid - that is, the stabilizer used to keep the sun from destroying the chlorine in outdoor pools and spas - might be bad for the interior finish.  It is, after all, acid, which instantly conjures images of surface corrosion and ruination. The fact of the matter, however, is that high cyanuric acid levels do not cause