Explain the bathtub filtration system At the very least, the filtration of the fish tank should be: 1 filter pump (submersible pump ).2 Filter cotton and other filter materials.The function of the filter pump is to make the water flow,Complete filtering.The function of filter cotton and other filter materials is to filter impurities and cultivate nitrobacteria.The filter is the sewage treatment system of the aquarium,It is also called a living system.In addition to the solid substances such as residual bait feces and aquatic biological bodies, it can filter out the water,It can also remove heavy metal ions such as calcium and magnesium dissolved in water and organic and inorganic substances such as ammonia, nitrogen and nitrite that are toxic to aquatic organisms,In addition, it can also make water discolored, smelly, detoxified, and evenly distribute oxygen and nutrients in the aquarium.The filtration system can be divided into two parts: filter and filter.According to the position of
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The newly renovated house wants to buy a front water purifier. what should I pay attention? Matters needing attention when purchasing the pre-water purifier: 1. there must be water-related approval documents. in accordance with China's relevant regulations, manufacturers who produce or sell water purifiers must obtain a water-related sanitation license approved by the superior health supervision department, and each brand, each model of water purifier has only one batch number of hygiene license. Before purchasing, you must let the sales merchant show the approval of the water-related sanitation license. 2. try to choose the front filter of the backwashing filter. according to the working principle, it can be divided into stacked filter, flush filter, siphon filter, backwashing filter and floor heating front filter. According to the working principle, the front filter that is most suitable for home at present should be a backwashing filter. The working principle of the backwashing filter is: when the filter n