Here is the link
http://www.reefshops.com/algae-turf-...ts-filter.html
$45 shipped to Canada.
It is in sump yes, they say provide the design and they will make it to the specs, but when i contacted him he said only if i buy 12 they will make it custom.
So if there is enough interest for a gruop buy it may work,
The guy has good english but use only simple words.