Maximus
Active member
Can I get away with a single 400w radium 24" spectra on a 36x30x18 tank or should I go with 2?
Or 1 spectra and 2 xr15 on the end of the fixture
I use a single 24" Spectra with a 400w Radium and it easily covers my 36x36x16" (100g) tank.