Lighting Duration for refugium and main tank

[wingmans10]

I just set up the 2nd chamber of my nanocube 24 as a refugium. Should I have the lighting for my refugium be on 100% of the time that my main tank lighting is off?

 

[drummereef]

can you reverse light it without a lot of bleed?

 

[wingmans10]

yes I can, it would be nes. to make a fiew mods to make it 100%