Recent content by Martypool

Yes, I found that thread and was thinking that could be our issue. My question now is, what do I do next. How long does a plaster job like this last compared to a perfect plaster? Should we try to get the builder to replaster?

Here are my water test results: FC-2 Ph-7.8 TA-120 TH-250 CYA-50

Thanks, will redo tests tonight when I get home. But, all tests were within 'normal' ranges yesterday when i took the pic.

Hi All, Please take a look at this picture of my plaster. New pool has been in use for 4 months now. We noticed the marks about 1-2 months after pool's completion. The entire bottom of our pool has these streaky marks on it. Up close, these streaks appear to have tiny holes on them (like...