Hob refugium, what is the best simple method?

[savethe0cean]

I was planning on converting a small hob filter to a refugium. Can it be done? Recommendations?

 

[T-J]

I mean, I suppose.
Also, not an appropriate use of the EMERGENCY tag.

 

[savethe0cean]

I mean, I suppose.
Also, not an appropriate use of the EMERGENCY tag.

Yeah i was going to say that its not an emergency. Idk how to use the prefix correctly