Why test filter efficiency with 5.33 cm/s wind speed What is the standard for wind speed in the shower room,There is a lot of controversy,The current recognized wind speed range is 22-28 M/S is the best;The general reasons for the wind speed of the shower room below 20 m/s are: 1.The filter resistance of the shower room is too large.Wind drench room fan air volume is too small,
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Three brands of pure water filter Lead: pure water filter is a common thing we see in life. It has played a very positive role in our life, improved the quality of people's daily drinking water, and greatly improved the quality of people's lives. It is developing better and better in the market, and it can be noted that the brands of pure water filters on the market are various, and these different brands have different features, the degree of convenience brought to people is also different. Therefore, if you want to buy a pure water filter that suits you and is of very good quality, it is necessary to first understand which pure water filter brands are available. Introduce the brand of pure water filter Angel: Angel has a very good image on the market, the credibility is also very high. This is because Angel pays great attention to the pursuit of quality. at the same time, its pure water filter is not only diverse in style, but also has a comprehensive function, so it is very good to meet the needs of consum
