my new 20 gallon sump

  • We are currently upgrading MFK. thanks! -neo
Yep!...right there on the tube. You may not notice it right away with tough fish, but it spells doom for any sensitive fish (sometimes weird untraceable health issues).

Guess you didn't read that ONE post about it here :grinno:.

Dr Joe

.
 
MonsterFishKeepers.com