Hello everybody.
I have a question about my lamps, two AI Prime 16HD.
My tank is 15,7’ (40 cm) high with a DSB of 4,7’ (12 cm), total 45 gal. , it is two years old.
As you can understand, the water column is very low.
The lamps are 14’ (35 cm) from the water surface.
Predominantly SPS.
What...