Jun 13, 2013 #1 2manyFish Aquarium Advice Activist Joined Nov 25, 2012 Messages 138 My 55 gallon tank has very hard water and nitrate levels very high. Any suggestions on lowering them
Jun 13, 2013 #2 LostInFish Aquarium Advice FINatic Joined Mar 14, 2013 Messages 653 Location Jenison MI RO water will lower both and water changes will lower nitrates good luck
Jun 13, 2013 #3 Cynic Aquarium Advice Addict Joined Dec 13, 2011 Messages 1,272 What is your stocking? What is your water change schedule? What is your tap water nitrAte reading?