Blue Horizons Aqua Sparkle Flocculant Tablets for pools\n\nFlocculants are substances which improve the efficiency of your filtration system. Clarity problems may occur when un-dissolved solids are present in your swimming pool water, either due to heavy use, chemical imbalances, or after algae destruction. \nKey Features \n\n--Enhances filter efficiency \n--Add weekly for sparkling water \n--50g floc tablet Blue Horizons Aqua Sparkle Tablets are designed to assist the filter in removing\nsmall, suspended particles to ensure sparkling clear water. \n\nApplication Instructions \n1. Maintain pH levels within the ideal range of 7.2 \u2013 7.6. Adjust if necessary. \n2. Maintain total alkalinity within the ideal range of 80 \u2013 150mg/l. Adjust if\nnecessary. \n3. Maintain free chlorine levels within the ideal range of 1 \u2013 3mg/l. Adjust if\nnecessary. \n4. Backwash the filter, then return to normal filter cycle. \n5. Ensure th.