out of wits
150 gal tank
I bought from someone 3 years old.
Iv had 2 months
did 300 gal worth of changes. from 10/15 gal cleaning to 35 gal vacuuming
removed all rock, cleaned,rinsed , and replaced
added 2 treatments on slime.
it has loosened of rock. rock is now normal, but keeps showing up on...