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Last couple of years I have been SLAMing with 9.6% hypochlorite and had no issues. Last year no matter how much I tried I could not get the pool to hold chlorine and was using 3-5 times more dichlor than a usual year. I had intended this year to drain and restart but in the end decided to give...

Opened my pool late this year and was lucky that it hadn’t bloomed. Whilst trying to shock it with 7litres of 9.6% bleach I found my Aquachek strips showed 5ppm total and 0ppm free chlorine. So I have added what should have been enough to mustard shock my 48 cubic meter pool. Still my test...

Hello All, I have a pool with a SWG and fairly well balanced water , The return eyes have air venturi ports on them that when opened add bubbles to the returned water (not a lot but clearly visible). I assume the would be deemed a aeration but, is it of any value to my pool to a)keep them...

Hello All, Yesterday I replaced my SWG and whilst I was at the shop I had my water tested. They used a automated precision pipette to measure water into individual test 'cells' that were pre-dosed with the testing chemical and sealed (obviously this seal was broken to add my pool water). Each...