Is this Diatom powder going to kill my fish?

Give the Vortex some time to get trapped air out... I've had mine take up to 10 minutes sometimes a bit longer to settle down.

Patience....

This is an incredible filter and I highly recommend getting one!

Again, here's a good way to set it up:

Using Your Vortex Diatom Filter

I haven't used the "re-charge valve" method.
 
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