Get the no-overflow advantage of an upflow scrubber: since it is ALL underwater, it can't overflow onto your floor.
Twice the light and power supply of the HOG1:
http://www.santa-monica.cc/product.asp?itemid=38
Comments:
"I got the HOG1x on tank running for 3 weeks, looks very promising, brown dust on glass has been reducing since adding the ATS" -- RNgracias on the MASA site.
Rockhead on the CR site:
"Super Service on all levels; [HOG1x] as described. Everything nice!" -- silver_surfer_lu on ebay.
"I didn't really expect much from [the HOG1x] and put it in my sump. After about 3 weeks the algae was in abundance and now I have to clean it every 2 weeks" -- Jukeboxjury on the RF site.
"I do get quite good growth" -- Julian Watts
"The HOG1x is producing lots of lovely green algae for me" -- K19RKS on the UR site:
HOG1x: MarlonMcNeish:
Attachment 5885
Selection chart:
http://algaescrubber.net/WhichOne.jpg