no chemicals needed. you can remove ammonia and nitrogen. and phosphorus can be polished with Phosfilter, an iron based media. no sludge to contend with.
Published by Eros Kaw, Biocleaner Inc. - Chief Tech Support
no chemicals needed. you can remove ammonia and nitrogen. and phosphorus can be polished with Phosfilter, an iron based media. no sludge to contend with.