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troubleshoot

  1. General Reef Discussion
    I am experiencing problems of high ph in my new reef tank. I have kept reef aquariums for 5 years now and this is a new set up. It has now been running for 2 months. First here are my tank specs 800 litre display tank 300 litre sump 2 jeboa power heads (can't remember the exact spec but I run...
  2. General Reef Discussion
    Hi guys. New to this site and my first post, glad to be on board. Got a problem with my skimmer, a coralife which I know is not the best but figured id ask.. My skimmer is sitting in 11 inches of water and the bubbles are about halfway up the cup.. which is still not enough The other day...
  3. General Reef Discussion
    To all of you who have done the homemade MJ 1200 mod with pvc shroud and model boat propeller: My powerhead will now only push water if it is able to suck in air with it, otherwise the shaft bounces around and it won't push anything at all. Any idea what could cause this? I am thinking maybe it...
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