Hi Claudi,
Have CPR CS50 overflow for sale or trade if interested... pm me.
http://www.jlaquatics.com/phpstore/s...ct_ID=of-cs050
I am also in process of doing up a sump for my red sea max 130 but taking a lot of time due to my kids... lotsa sump info at:
site of sumps:
http://www.tropicalfishkeeping.com/s...g-sumps-15943/ <----------- see image middle page
see image:
http://www.fishforum.com/userpix/47_30sumpplan_1.jpg
http://reefkeeping.com/issues/2003-01/gt/index.php
and of course:
http://www.melevsreef.com/allmysumps.html
regs
msjboy