I got a Hanna one from RandalB on simplydiscus.com for cheap, like $28 shipped if I remember correctly.skids said:If one was to have some extra money burning a hole in my pocket, and doesn't have nor need a RO/DI system due to locally soft water, what good , average price TDS meter would you recommend?
I do something very similar, first Python to drain out the door, then Python to sink for refill.skids said:I found I change 35 gal of water with a pipe out the window into my garden and a phyton to refill from kitchen sink with 82F water in about 20 minutes.