CPR overflow box v's U-tube overflow

[t11t5]

Is the CPR worth the extra $. I currently use a U-tube version from Pro-Clear.

[Dubbin1]

There are many threads on here asking the same question. http://www.reefcentral.com/forums/showthread.php?s=&threadid=970774

[EdKruzel]

I prefer the CPR, however not enough to change it if I was already running the U tube.