Diatoms...problem just won't go away.

[Cal_stir]

Originally Posted by Snufflupagus

I only have to piece of base rock in this case and they came from my other tank which was setup for 3 years before moving into this tank.

wouldn't be that then, tap water usually contains
silicates, maybe your DI isn't working

[Snufflupagus]

Originally Posted by Cal_stir

wouldn't be that then, tap water usually contains
silicates, maybe your DI isn't working

Ro/Di water tests are good.

[coolhandgoose]

Can u post pics?