Ceramic Water Filter Viruses

Ceramic filters driven by gravity pore sizes down to 0 2µm efficiently removing bacteria and protozoa virus reduction is a barrier to effectiveness and use as a health intervention.

Ceramic water filter viruses. Coli salmonella campylobacter and shigella. Generally speaking a water filter is designed to remove waterborne protozoa and bacteria but not viruses. The difference between a water filter and a water purifier is the size of the microorganism each combats. These biological pathogens are the main water concerns if you re traveling in the u s.

Traditionally tackling viruses has been tough for water treatment devices. Ceramic filters range from under sink installations for point of use consumption to portable filters you can take on camping trips to stay hydrated on your adventures. Just like activated carbon filters ceramic filters are natural filters that can remove most bacteria and viruses in the water. Ceramic water filters cwf are an inexpensive and effective type of water filter that rely on the small pore size of ceramic material to filter dirt debris and bacteria out of water.

This makes them ideal for use in developing countries and portable ceramic filters are commonly used in backpacking. Studies have shown adequate removal of bacterial pathogens in water filtered through high. Most ceramic filters are effective at removing bacteria and the larger protozoans but not at removing the viruses. Water filters work by physically straining out protozoan cysts such as cryptosporidium and giardia lamblia and bacteria such as e.

The best filtration systems can remove chemicals heavy metals and odors using activated carbon embedded in the core of the media. This is the first portable purification device to physically remove viruses. And it does it at a 5 5 log 99 9997 rate exceeding epa and nsf recommendations. Unlike others it also doesn t add anything into the water nor does it strip it of its essential minerals.

Sawyer water filters are being used by millions of people in over 80 developing countries for their daily clean water needs. Ceramic water filters are popular choices because of their affordability longevity. The effectiveness of ceramic filters at removing bacteria viruses and protozoa depends on the production quality of the ceramic filter. A backpacking water filter not purifiers can remove particulates bacteria protozoans giardia cryptosporidium but cannot remove viruses.

Why the two treatment device options. About the author david webb is president of ceramic filters co which has distributed doulton and british berkefeld products in north america for more than 10 years. Virus inactivation appears to be associated with the strength of electrostatic.