I am getting closer to the point of cycling my tank so is a reverse osmosis filter needed? I live out of city limits so I have my own well. The water has no chlorine etc.
test your tap water for NO3 and PO4. RO/DI is best but your well water may be okay.
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Some people are like slinkies...they serve no real purpose yet can still bring a smile to your face when you push them down the stairs!:p
Have a great day! Brian