What kind of water should i use in my aquarium.
What kind of water should i use for my freshwater fish tank.
You have several choices.
Freshwater fish need trace minerals which are stripped out during the ro process.
The main drawbacks to spring water are its price and the fact that the mineral content varies widely from brand to brand.
Regular tap water is better for the fresh water tank.
For the saltwater tank ro water is the way to go since the saltmix is essentially remineralizing the water for you.
One possible alternative to tap water is spring water.
Tap water water from another tank reverse osmosis or de ionized purified water softened water bottled water rain water or collected water.
Tap water is the most recommended aquarium water of choice for freshwater fish.
Spring water is useful if you need to lower the ph or the hardness of your aquarium s water.
If you use ro water you ll need to remineralize it.
The easiest and most obvious and usually the cheapest is to use tap water.