32 oz. bottle treats up to 26,000 gallons
Use for 6 weeks when starting up a bead filter. One bottle will do 4300 gallons for this period.
Item # AG20076....................................................$ 33.95 btl.
This is the best thing we've found to help produce the right environment necessary for building up nitrifying bacteria in bead filters. Can also be used for any type of biological filter.