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conditioner

  1. Water Conditioner

    Freshwater and Tropical Fish
    Hopefully I'm posting this question in the appropriate area. Say I'm doing a partial water change, 5 gallons of a 20 gallon tank. My assumption is that I only use enough conditioner to treat the 5 gallons of new water. It would seem to me if I treated all 20 gallons of water I would be using...
  2. regarding dechlorinators & conditioners

    Beginner Freshwater Aquarium
    I'm going to the fish store today and I want to get something to dechlorinate my weekly water change water that I get from the tap. My city uses chlorimine and I live in an old building (potentially with trace levels of heavy metals). Also, my water is pretty hard and has a high pH... I think...
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