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auto topoff

  1. General Reef Discussion
    Just got a basic plastic rubbermaid 20gal trash can that I wanted to fill up with water and use as a top off tank with an ATO switch. I've rinsed the trash can out to remove dust - anything else I should clean it with? I'm a little afraid to use any chemicals or soaps since they might stick...
  2. General Reef Discussion
    I have had a diy topoff system going on my tank for a little over 2 years now and just recently it has started to behave weird. Usually it would come on every 5 minutes or so and run for about 10 seconds at a time. Yesterday it started doing this thing where it would click on and off really...
  3. Topic of the Week Archive
    By popular demand, this weeks discussion will be on Auto Top-Offs. Let's talk about the different types and the benefits and possible downfalls of each.
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