jadeguppy
New member
I am wondering how these work? The site doesn't say much more than it increases flow. How do they attach, etc.. What to they work best attached to, pump, return, closed loop...? Thanks!
http://www.marinedepot.com/ps_ViewItem~idProduct~FT0031.html
http://www.marinedepot.com/ps_ViewItem~idProduct~FT0031.html