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Sawyer hollow fiber membrane water filters are revolutionizing how water is treated all over the world. Sawyer water filters are fast, extremely effective, and sustainable, and millions of people all over the world are drinking, cooking, and cleaning with water purified by Sawyer water filters every day. Sawyer water filters offer the highest level of filtration on the market today due to Sawyer’s water filtration technology. Sawyer’s hollow fiber membrane water filters are comprised of U-shaped micro tubes that allow water to enter into their core through tiny micro pores while trapping bacteria and protozoa on the outside. The high volume of these tubes creates a huge surface area, which results in a very high flow rate and less cleaning. Check out the video above to learn about bucket filter assembly and maintenance as well as helpful hints and FAQs about Sawyer bucket filter assembly and maintenance.