Setting up 60g deep blue frag tank with a herbie overflow, in the corner. What are you using for your overflow bulkheads, and what is the best?
Slip x Slip
Slip x Thread
Thread x Thread
Thread x Slip
If slip x slip, are you pvc glueing/cementing top and bottom into the bulkhead?
Slip x Slip
Slip x Thread
Thread x Thread
Thread x Slip
If slip x slip, are you pvc glueing/cementing top and bottom into the bulkhead?