dual overflow on ea. side drain and 2returns in each overflow box. custom sump/ref. complete tank
old video on you tube used it in my office. invested over $4000 asking for $1000 need to get it out of the office.
http://www.youtube.com/watch?v=uoV_lcZ7OFU
old video on you tube used it in my office. invested over $4000 asking for $1000 need to get it out of the office.
http://www.youtube.com/watch?v=uoV_lcZ7OFU