1. 1.025 Refractometer. I use the calibration fluid.
2. Kent dkh bufffer, and Kent calcium as well. Haven't had to add much calcium lately, and buffer about once a week in the nano. 1/4 tsp
3. TDS is 0 on the 'out' side of the gage. It's a BRS 4 stage
4. Salifert. All a little under a year old, and the alk one is brand new
5. Newlife spectrum thera A, and reef chili
6. The LED on the 90 have a control. But the Ocean revive, and the T5s just come on
7. All ATI. Don't remember the combo, maybe 3 Blue +, 2 coral +, and a purple +
8. 79-81degress. Nano measured in the tank with a regular thermometer, the 90gal in the sump with a digital, and regular thermometer
9. Kinda, have a section in my sump with some live rock
10. One is in the living room beside a tv, and the other in a computer/toy room. Neither are beside windows
2. Kent dkh bufffer, and Kent calcium as well. Haven't had to add much calcium lately, and buffer about once a week in the nano. 1/4 tsp
3. TDS is 0 on the 'out' side of the gage. It's a BRS 4 stage
4. Salifert. All a little under a year old, and the alk one is brand new
5. Newlife spectrum thera A, and reef chili
6. The LED on the 90 have a control. But the Ocean revive, and the T5s just come on
7. All ATI. Don't remember the combo, maybe 3 Blue +, 2 coral +, and a purple +
8. 79-81degress. Nano measured in the tank with a regular thermometer, the 90gal in the sump with a digital, and regular thermometer
9. Kinda, have a section in my sump with some live rock
10. One is in the living room beside a tv, and the other in a computer/toy room. Neither are beside windows