Posts Tagged reverse-osmosis-aquarium

Tap Water – Is It Ok To Be Used

The new or not so new aquarist may be puzzled by the repeated advice to use purified tap water. So tap water is purified, use that. No.

The water coming out of the tap is purified by the local water authority. Regulations advise the amount of additional substances that are permitted, and, hopefully, the water authority meets that criteria. However, this is for human consumption. We can tolerate an amount of nitrate, phosphate, heavy metal such as copper etc. Obviously we can, we drink it, and clean our teeth with it. Our children do likewise. So what is this need for purification of the tap water for use in a salt water aquarium?

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Water, water everywhere – not a drop to drink!

When it comes to keeping a salt water aquarium there is one thing that we are going to need and the clue is in the name – that’s right water!

But is water just water – can you just use water straight from the tap or perhaps from the ocean itself.

Well yes water is water but when we keep a salt water aquarium we are interested in any additional substances which are present.

Leaving natural sea water out of the topic for the time being as I think I will cover that in a future post let’s have a look at tap water.

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