Hi All.
My first post here and I'm quite new to the aquarium world myself.
I've got a Juwel Diamond 60 (60 lit) Aquarium with the following configuration:
1. Juwel heater. Water constantly at 25.7-25.9 C
2. JBL CristalProfi 401 external filter
3. Simple airpump with a small air stone
4, The...