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The Sera Gravel White aquarium gravel is made of white stone with a grain size of 1-3 mm, suitable for freshwater and saltwater aquariums. The gravel has rounded edges and is CO2-resistant, keeping the water neutral without discoloring it. Its special structure benefits bottom-dwelling fish, such as armored catfish, and supports the growth of aquarium plants. The 1-3 mm grain size facilitates the circulation of water and nutrients.
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