more lighting qs

[abbalahdun]

ok I have a 175w metal halide setup, how high should I hang it??? and will It heat up my tank badly??

 

[abbalahdun]

bump

 

[falcon41176]

2 foot is good

 

[abbalahdun]

2 ft?

 

[falcon41176]

hang it 2 foot above so it d nt heat up the tank. thats what i did and still run a fan.