![]() ![]() Furthermore, although these individual systems can be effective, the best place to remove these chemicals is at their source where economies of scale provide better performance at a lower aggregate cost. Remember that the recommended levels for these chemicals in drinking water are for a lifetime of consumption. The advice of a disinterested competent knowledgeable professional (not a sales person) is highly recommended. At this time, Aquasana and Culligan are two companies on the NSF list. They provide a webpage to search for companies that provide systems certified to reduce PFOS and PFOA at /Certified/DWTU. The NSF International, a global public health and safety organization, certifies water filtration systems. The correct brand and type equipment must be purchased and properly installed and maintained. There are many variables to be considered. ![]() While home filtration systems may help, either for drinking water alone or whole house systems, they are not perfect. ![]() Therefore, it may or may not contain PFOS, PFOA, and other undesirable chemicals. ![]()
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