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I am getting these weird “growths” in different places in the pool ~ on the walls, the bottom, tanning ledge. They’re white & soft when brand new ~ as in you can remove them just by scratching with your finger nail. Once they’re established, you can scrape off with a stiff plastic food scraper...

We replastered our SW pool yesterday & pool is just about full. We are doing to startup on it and I just want to clarify about adding acid. In the blog post it says to balance the water before swimming ~ does this include adding acid to bring pH down at this point in time, or we need to wait a...

Wondering if anybody has a suggestion for a good pool alarm? One of my dogs fell in the deep end today ~ fortunately he was able to get to the steps down there and get himself out. I have 3 Shar-Pei and they are definitely not known for their swimming abilities! The other 2 have also fallen in...

I added a couple of bags of salt earlier and then noticed these yellow stains on the bottom of the pool in a few places several hours later. If the salt didn't dissolve in these spots, will this happen? And can I get rid of them? If not, any clue as to what they are? Almost 100% positive they...

I have been trying to get my TA down to no avail. I adjust my pH to 7.2, which brings the TA down from 130 to 120 and can aerate all day long. Checked it today, pH up to somewhere between 7.5-7.8 (closer to the higher) and TA is back to 130. So I have adjusted it again, and have the bubblers and...

I am about to tackle the black algae that has taken up roost in spots in my pool. It all started when the salt cell went out at the start of last summer and the chlorine level dropped to zero multiple times. Not only was the pool store wrong about the diagnosis that my salt cell was fine, they...