hob over flow questions

[UpAcreekWithOutApaddle]

I'm going to look in to a new overflow might go with a 800gph

 

[trio91]

that might be too much for your size tank....but check and see what it is rated for before you purchase....you're also going to have to factor in the size of the beast when its in your system.....ive only used one of the cpr models so i can only speak for those..but do a comparison when your ready....ive also seen some DIY videos on overflows if your handy