Quote:
Originally Posted by kengeroo
final opinion ... you need 2 of them,,, there claim of reverse gyre by running in A-A mode does not create a freindly-current when running in reverse... the power needed to push down the depth of the tank to create a full reverse gyre would kick up too much sand....
https://www.youtube.com/watch?v=jA6R...wRT0XgFRxWMOJg |
how big is your tank? That's a surprise!