pH Down - Again

Well, not satisfied with the water pH so tried pH down solution again and hopefully can maintain the water pH around 7 from now on.

Here's the two pH down solutions I bought today for the task:




Also, I installed new lighting yesterday, blue light which gives bright colour at night which I think is pretty cool and nice!




Also, I planted some plants at sump filter compartments. That is to absorb nitrates in the water.