API® POND pH Down® Flow Rate at 20 Feet of Head_850 GPH Medium flow and traps a

Medium flow and traps a lot of debris

Color Density Thickness More  Surface Area White High 1" 25-200 denier 20 ft

Optional external pump connection

5 4400AF 1 50

API® POND pH Down® Flow Rate at 20 Feet of Head_850 GPH Medium flow and traps aMakes Water More or Less Acidic As Needed! Slowly lowers pH of pond water, which can changed from day to day Will not harm delicate fish or pond plants Phosphate free and does not promote algae growth Test Water With Wide Range Test Kit Before Adding pH Down 16 oz. pH Down PondCare's Technical Reference Sheet States: Purpose And Benefits: pH is the measure of the acidity in pond water. A pH reading of 7. 0 is neutral, a pH higher than 7. 0 is