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I have a 11.5K in ground pool with DE filter. Been using the BBB method. I've had very clear water but recently had some algae show up due to low chlorine. my numbers were FC 1 CC .5 Ph 7.8 TA 130 CH 375 CYA 50 put in 10 oz of MA and then put in 360 oz of 8.25 bleach to get to shock level...

I am starting up a new plaster wetedge satin matrix. 12,500 gallon pool, chlorinator using Trichlor tabs, running filter 24/7. Could use some help from the experts:-). filled this last Saturday. Day 3 readings Cl 3.0 TA 90 Ph 7.8 CYA 0 CH 60 I suppose I need to add Hardness Up and wait a...

Hi All, new to the forum and it looks like an excellent resource site. I am going to remodel a 1986 gunite pool 15x32 with a 6 foot deep end. no spa. I have a list of items and I was wondering if the experts on here could give me thoughts on total cost. approx 12K gallons. tear out 400 sq...