Quote Originally Posted by 32mm32 View Post
I have been looking at the 400 halide as an option for lighting on the 60 cube. I have only ever used 250s so i am not familiar to the heat the 400 produces. My question is on a 60 cube with 10g sump and 10g fuge what type of water temp issues might i come to expect? Is this a reasonable option or am i just toying with the need for fans and maybe chiller? Please post your experience with 400halides on smaller systems. Oh also the cube is open top, no canopy.
thank you
to be honest i think a 400w halide is just not necessary, you could get away with a 250w with a decent reflector and be set.

but the 400w would put off a lot of heat.