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My brand new sand filter has a 0-60 psi gauge on it, but never reads above 3 psi. After backwashing, and 99 % of the time, the gauge reads 1 psi. Everything about my pool is under warranty, so I called the PB out and they seem to be baffled. Today they added more sand, although they said it...

Hi, I have a brand new pool, filled in Dec 2016. The water looks great and I am doing my best to keep the ever-rising pH under control. My numbers tonight are: FC - 5.0 CC - 0.5 TC - 5.5 pH - 7.5 TA - 50 CH - 375 CYA - 60 Salt - 3900 (reading on panel) Pool math says "corrosion of plaster...

Hi, I've read most of the pool school section and have been browsing the forum for several days. Great stuff and lots of valuable info. My new pool was filled earlier this month and is crystal clear but I am fighting a battle with the PH. It always wants to drift high, >8.0. My pool builder...