ATO

[Bloodasp]

Originally Posted by Wayne

I like the simplicity of the system... But on the other hand I do like dry floors, is one float switch enough of a safety?

I would still use 2 for redundancy.
I have DIY'ed a similar one but bought the float switches off ebay and the rest were stuff I had lying around. It has been a little over a year and so far so good no failures yet nor has it ever tripped the second float switch.