how many times a hour should the water go through the sump?

[golf nut]

Originally Posted by MikeInToronto

It might not seem like it but my anemone 6-8" diameter was pulled into my sump through eggcrate; actually it migrated through the eggcrate on the OF and got pulled into the sump. I have a FIFO system in my sump as well as a filter sock so there wasn't much of a problem. The anemone was ripped up a bit but made it. Sponge and filter floss are the only anemone-proofs I've experienced.

So how do you explain this comment? remember I have downloaded the whole internet and know who everone is and what they said

Originally Posted by MikeInToronto

. The OF is fine because it is easy to safeguard an overflow without losing efficiency. How do you get the flow up to, say, 10x flow without using PH or CL?