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RO Water - why it is Important for Marine Aquariums?

RO Water - why it is Important for Marine Aquariums?
Reverse osmosis (RO) water is essential for marine aquariums because it provides a clean, pure base free from contaminants that could harm delicate marine life. Tap water often contains chlorine, heavy metals, nitrates, and phosphates, which can fuel unwanted algae growth or negatively impact sensitive coral and fish. RO filtration removes these impurities, allowing aquarists to precisely control the water parameters by adding only the necessary salts and minerals.
Using RO water also helps maintain stable water chemistry, reducing fluctuations that can stress marine creatures. Many reef keepers mix RO water with reef-specific salt blends to create an optimal environment that closely mimics natural seawater.
Check out the video below for a short introduction to RO water and its benefits to aquatic life:
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Photo credit(s): Canva Pro Licence
Video credit(s): InVideoAI / Real Aquatics, all rights reserved.
