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  1. Marine Depot
    VIDEO: 10 helpful ways to use MJ pumps Here are our 10 favorite ways to use Cobalt Aquatics MJ pumps! Please leave a comment to let others know how you use your MJ pump! Don't forget to subscribe to our YouTube channel for easy tank tutorials and the latest aquarium news.
  2. Water movement (pumps & wavemakers)
    I have a maxi jet 400 ( circulation mode) that stopped working and is now sucking water in instead of blowing it out.anybody know how to fix it?or should I just buy a new one?please help! Thanks
  3. General Reef Discussion
    Okay, so I am working on this new aquascape for my 65 that is in the works. For flow right now I have a 1300 gph maxijet powerhead mode, a 350 gph penguin which I am debating if I want to use, and a 300 gph power sweep, which will help randomize flow for now, before I make the switch to a wave...
  4. NIMAS(Northern Indiana Marine Aquarium Society)
    - Marineland Maxi Jet return pump NJ3000 ~775 gph - $OLD more info about this pump here:
  5. General Reef Discussion
    Is that a freight train rolling through my house, nope sorry it's my maxi jet 1200's with the circulation conversion kits. What the "F"? These things are soooo loud and run backwards half of the time. I took a few years off for my kids sake, 1 - 6 year old and 1 - 2 year old, both boys and...
  6. Water movement (pumps & wavemakers)
    Hey there, new to this forum and I'm getting ready to purchase supplies to start up my 15g nano tank and the only question I have left is which size powerhead would be best for my tank?? Koralia nano 240 or 425, or maxi-jet 295. Planning on putting live sand, at least 15lbs of LR, a couple of...
  7. General Reef Discussion
    I have 4 modded Maxi Jets 1200 hooked to a Red Seas Wave maker. I put the 2100 gph impellers in them. All is good so far. Problem is half the time these pumps suck and half the time they blow. Anyone know whats up? And how do I fix it?
  8. Water movement (pumps & wavemakers)
    I saw that there was a "new" SEIO super flow pump 530GPH ( I was originally toying with the idea of buying a 106GPH MJ pump with the modification kit to increase the output X10 for my 55G which I thought would be pretty strong, but this 530GPH seems like a nice...
1-8 of 8 Results