Plumbing in an external refugium

[hqgc]

Originally Posted by Funky_Fish14

Ohh, also, since you will be adding to the water moving through your main tank, make sure your not already pushing the limits of your drains.

I am going to return it right back to the sump. This won't put any strain on anything will it?

Also can you explain what you mean by running pvc down from the bulkhead or post a pic of yours?
Thanx