Posts Tagged reverse-osmosis

Are There Any Disadvantages In Using Reverse Osmosis Water?

Marine aquarists, particularly those running a reef aquarium, in the main tend to avoid the use of tap water. This is because tap water quality varies quite a lot depending on where the aquarist lives. In agricultural and/or industrial areas the water may be affected by nitrates,

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Diatom Algae

Algae! Now there’s a word that can raise very mixed emotions in a marine aquarist. Even if the aquarist is a newcomer to the hobby, if plenty has been read in research he or she will be aware of the dangers. Of course not all algae’s are

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Which Aquarium Salt Should You Use

A long time ago, before I commenced keeping a marine aquarium, seawater had to be mixed by hand using ingredients that had been individually obtained from a chemist. The hobby books of the day, and they were very few, gave details of the mix. This mix was

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Look After Your Membrane

High quality seawater has been said many times to be the number one requisite for success with a marine aquarium of whatever type. It doesn’t matter if the aquarium is fish only or reef, seawater quality counts, though it has to be said it usually counts more

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Aquarium Water Is Just Water Right – Wrong!

When keeping an aquarium – be this coldwater, freshwater, marine etc then there is one thing you are definitely going to need other than the aquarium – water! Sound obvious doesn’t it? Well let’s face it if we don’t put water in the aquarium nothing is going

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Remember To Test The Output From Your RO Unit

Not more testing! Those aquarists with a reef aquarium will no doubt feel that they do enough already. The testing here is not of the aquarium seawater, it’s what goes into the aquarium in the form of routine seawater changes and evaporation top-ups. These routine seawater changes

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Step By Step Seawater Change

Routine seawater changes are recommended for good reasons, for example minimising nitrate, re-introducing trace elements removed by protein skimming and/or activated carbon, and general freshening up. The guideline for the amount of seawater to change is 10% of the total system net gallonage. This amount can vary

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Why You Should Use Reverse Osmosis Water

Fresh water is used constantly by the marine aquarist, first when the aquarium is initially filled and then for ongoing routine water changes. Of course, an appropriate amount of dry salt mix is added. Fresh water is also used for evaporation top-ups. On the face of it

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Seawater Changing

It can be a reef aquarium or fish only aquarium, large or small, but whatever it is there is a need for high water quality. When an aquarium system has been running for a time, the water quality can start to fall. Good husbandry practices can slow

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Testing Synthetic Seawater Against Natural Seawater

A couple of recent comments from users of natural seawater (NSW) started some questions in my mind. One question led to another and I ended up trying to think up a reasonably accurate way of proving the best. With NSW the question of potential pollution and the

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