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Include me in the ranks of those battling mustard algae, in the shallow.shady end of pool. A couple of years ago I posted about re plaster issues I had with my contractor. Marbling and pitting shortly after the job, it's in this area of the pool I am now fighting mustard for the second seasno...

Hey folks....here's my problem and I could use your help. Last April I had my pool re plastered with 100% quartz/sand mix. Not long after we started to notice a stain or mottled pattern showing up on the entire pool surface, not just in localized areas. My water has been perfectly balanced...

Guys....I had the pool re plastered in March and in June added Borax to 50ppm. Now there is a problem with discolored plaster, it looks like an 8 year old pool....gray blotches and streaks. The tech from the contractor came and checked the water and filter etc. Of course my water is perfect...

Please tell me if this is normal..... Pool re-plastered two months ago and since then I must have added at least 8 gallons of MA to keep pH in check....trying to get it down to 7.2 so I can get the TA down too..... Seems like lots of MA, just looking for reassurance that using this much is...

My kids are calling me a nerd :shock: and I feel like a boy at Christmas...my TF-100 test kit arrived!!!! Here are my initial numbers.....2 months following new plaster. FC...5.5 CC...0 TC...5.5 pH...7.6 T/A..130 CH...300 CYA..40 Temp.70 Plan on adding acid to lower pH and get the T/ A down...

Hello all. Completed the borate add this weekend. Just tested (after 48hrs) and levels seem to be right on at 50ppm....the ph however is through the roof 8.5 and TA up to 130. So now I'll start to lower both with acid. Should I take it easy and try to step the ph down with smaller doses of...

Don't want to hijack the thread but...my question is aeration related :) Do you think my Barracuda hose shaking the surface for 6-8 hours a day is enough to aerate? I'm always fighting high ph and wonder if this may be one reason? Thanks all, just discovered the site and I'm...

Hi all...name is Cal and I've been a pool owner for 13 years and now that I've re plastered (2nd time) I'm very excited to have found this forum. All these years I've been spending gobs of money at Leslies....now going to convert to bleach and arm n hammer and borax. Especially like the pool...