what is SwG?anonapersona said:SwG off speeds that
i have 400 on phosphates is that trouble?
we bought a $40. jug of PHOSfree two weeks ago and have alot left.
why not use a clarifier? we have half a bottle of ultra bright calrifier also.
I know you guys dont use this stuff but i already bought it a week ago. so i'd like to use it up.