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Our pool is getting re-plastered and since its empty we thought it would be a good time to clean the water line tile, does anyone have a suggestion to remove the Calcium along the water line?

Pressure side cleaner with only front wheel on the pool surface rear drive wheels slightly raised from the pool surface. Any ideas why this abrupt change occurred?

Woke up yesterday to this stain. Assumed it was organic so I pushed CL to shock level (CL31, PH7.6) but the stain isn't going away. Always used TFP pool method so never introduced any metals. Any suggestions on how to remove it?

I need to raise my borates from 30 to 50 from splash out etc. Can I do it with my TA at 60? Its taken me so long to lower it from 70 to 60 and the main battle I have with my pool chemistry is to hold Ph so the lower TA would help.

Looking for opinions on what's the best option for a new pressure side pool cleaner. My previous broken cleaner was a Polaris 360 which didn't require a booster pump. I'm looking for suggestions on similar cleaner that doesn't require a booster pump.

So I don't know if this is a stupid question or not but I'm going to throw it out there because it will help me better manage my pool. I manage my chemical throughout the winter months and the water dips to 50 degrees worst case as I have read here and on pool calculator my CSI is best at higher...

Can borates be done with 29% muratic acid? If so how would I figure out how much additional acid needed per 1000 gallons?

This past friday our pool builder installed SWG on our one year old pool. My work travel doesn't allow me to dose regularly so I am switching over. On friday I added enough liquid conditioner to move up to estimated 70 CYA. Unfortunately the pool builder had an issue with the SWG unit reading to...

Ive read 'So you want to add Borates to your pool--Why and How' and im comfortable with the process but have a couple questions. Our pool is 9 months old and since the beginning I have been fighting PH rise which I understand from the forum is very common for a new plaster pool. I would like to...

Thank you TFP for a helpful site. I have had my new pool for 5 months now without any headaches at all. On the other hand my neighbor has some issues from bad pool store advise and is finally ready to commit to the BBB method or from my experience Bleach Baking Soda and Acid. :) We tested early...