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					Originally Posted by Reefer Rob  I'm with the keep it simple group: gravity feed to a mechanical float switch. Too many gadgets, pumps and switches keeps me awake at night.
 It would be interesting to hear from someone who actually had this system fail... and why.
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It failed once on me due to a leaky float valve. It filled with water and would no longer float, luckily I figured it out before anything bad happened. 
Now I use floats and switches, plumbed directly into my RO.