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I am now maintaining the chlorine to the shock level and added DE to sand filter yesterday. I saw a sudden increase of 1.5 PSI, but I didn't see any further increase even after 24 hours. Can I continue to add DE to the sand filter since there was no improvement to the water clarity?

It is 9 days since I start SLAM. I kept the chlorine level at 20 ppm until 2 days back after passed the OCLT and CC is 0.5. The water is blue, but cloudy and still cannot see the bottom of the shallow end. The pump has never stopped running and I brush couple of times daily. Can I let the...

Thank you all for your advices and really appreciate it. I am testing water every hour or two and adding shock to keep it to the targeted shock level 20. I see last 2 tests showing FC of 13.5. Do I need to test CYA to adjust FC target? Between I got the bleach from Wal-mart for 2:50 and...

How much of Liquid chlorine should I add at a time? The chlorinating liquid product shows every Gallon of Liquid Chlorine will increase 5-10 ppm of chlorine. I have 30K gallon pool. Adding 12 Gallon of Chlorine and I expect the FC to be 20. Am I not adding enough? I tested again and it now shows...

The pool had algae when I opened it in last week of May. After 2 weeks, it turned blue and cloudy. Testing water with the pool company almost daily, I noticed even after putting shock, free chlorine level was always around 0. They recommended to not add any shock and apply phosphate and wait...