Better oxygen exchange

[Matt]

Originally Posted by 'Ol Nobodaddy

24 hr refugium is not good, you need to let the plants recover from the light, 12 and 12 is better. 24hr you'll kill your macro algae's

I have to throw chaeto every other week, which is dark green and growing madly under 24/7 lighting.

[andresont]

Originally Posted by Matt

I have to throw chaeto every other week, which is dark green and growing madly under 24/7 lighting.

same here