💧[POLISHING FILTER] As water passes through the tiny membrane pores very slowly RO systems come with pressurized holding tank to store it for your whole family. Unfortunately, this results in the emergence of unnecessary odor and tastes. So, inline post GAC coconut shell cartridge for RO systems is used after the water leaves the vessel but before it gets to your tap. That is why the one is called "polishing filter" as it is a finishing touch to make your water crystal clear.
💧[LIFETIME] Any cartridge is consumable. As for carbon filter types, they don't just stop purify your water. When saturated with contaminants they start keeping bacteria that can have a bad impact on your health. So, change premium 10" x 2" granular activated carbon post filter by Aquaboon once a year to avoid risks.
💧[RO SYSTEM] Despite being the most effective water purifying method by itself reverse osmosis is usually combined with different filtration stages the number of which can vary from three to seven. It is able to remove heavy metals (lead, mercury, iron), viruses, bacteria, hormones, pesticides, herbicides. While not using electricity reverse osmosis will not function without a high pressure which forces water through a semipermeable RO membrane.