Ultra Clear 32 fl oz

Removes organics, reduces odors, eliminates excess algae. Bacteria help oxidize ammonia to nitrate while consuming phosphate thus competing with algae for nutrients. Works in 2-4 weeks.   Up to 500 gal. use 3 cap fulls per week Up to 1,000 gal. use 6 cap fulls per week Up to 2,500 gal. use 1 fl oz per week Up to 5,000