new overflow box plumbing how to

[FRANK48]

i have no clue how to plumb my new overflow box. I'm not sure what kind of tubing to use either but i know i definitely want a ball valves on there

 

[Adrift]

Do you have what overflow box to use? Can really help without more info. You can take a look at this site. It’s what I used. https://gmacreef.com/

 

[FRANK48]

Do you have what overflow box to use? Can really help without more info. You can take a look at this site. It’s what I used. https://gmacreef.com/

Yeah gonna be using eshopps eclipse internal overflow