Hydor Koralia Nano Circulation Pump/Powerhead 425gph Average Rating Read 82 reviews Write A Review In Stock: Order by 6PM EST for same-day shipping (M-F) Item #:HD00716 Size:Quantity:MSRP: $51.99 Was: $31.99 You Save: $29.60 (56%) $22.39 Submit I use these in my mixing buckets to keep my salt mixed. I use large ones in my sumps to keep crap from building up. I also use one in my ATO tank to keep the water from getting stagnant. Just saying…..
Thanks for posting this Greg. I have found that having a powerhead in your refugium and sump to keep things stirred up is a great idea.