Hello,
I'm a brand new pool owner:
15.5x34 In ground/Vinyl
19700 Gal.
SWG
Hayward
To date I have added 17lbs of PH -.........First 10 lbs. were WalMart brand and did nothing. Additional 7lbs was Poolife and dropped PH fast, but is now back up. I understand my TA is high as well, but I am...