Seachem Pond Acid Buffer

Seachem Pond Acid Buffer Features Lower pH in decorative ponds Phosphate-free Will not promote algae growth Overview Pond Acid Buffer™ is designed to lower pH in decorative ponds without the use of phosphate or phosphoric acid. It is ideal for use with planted ponds containing koi, goldfish, or other pond fish. It is not eutrophic and will not promote algae growth. It is particularly useful in lowering the pH in concrete ponds.