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

[coolhandgoose]

I'd check your ro/di water, same thing happened to me where the filters were not doing their job and the Tds was really high.

[Snufflupagus]

Originally Posted by coolhandgoose

I'd check your ro/di water, same thing happened to me where the filters were not doing their job and the Tds was really high.

Nope I've already checked the Ro/di changed the filters about a month ago, readings are find. 0. And the phosphates coming out of the water are 0.