Current Culture H2o Clear Line gallonCurrent Culture Clear Line gallon 1 gallon is equivalent to 5 gallon 5X Stronger than Watermax and Cleanse Directions for use Clear Line is most effective when used consistently for preventative maintenance. Clear Line should be injected into fertigation equipment along with standard crop nutrition inputs. Depending on proportioning equipment capabilities, Clean Line can be injected as a concentrate or as a diluted solution. Use the following ratios