A biological pond cleaner that contains no chemicals. It is a blend of natural enzymes incorporated into a base of bran and yeast. Envirex helps to reduce ammonia and nitrites and is ideal to use in new filter system, due to the fast acting way Envirex reduces harmful ammonia and nitrites.
Encourages growth of micro-organisims to remove ammonia and nitrites.
Prevents algae by removing the nutrients that allow it to flourish.
Can help balance pH fluctuations
