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Another topic that generates a lot of doubts is the pressure of RO filters. We at BR FISH have developed a super practical and simple test, where you will only need a 2L bottle and a stopwatch, isn't that great!? It is worth remembering that this test is exclusive to models of our brand. Tell us here in the comments what your result was... Follow us on Instagram: @brfishaquarismo Get our filters: www.brfishaquarismo.com.br #osmosereversa #water #qualidadedevida