Ezifit under sink water filter systems are slimline and compact in size. They fit easily under any sink and help to keep your kitchen nice and tidy, never cluttered. A very stylish space saver. BIOPURE ezifit water filters are in their own heavy duty pressure housing. Every time the filter is replaced, the housing is automatically renewed as well. No need to sanitise old housing, no mess and no risk of leaking. Just simply pull out/push in the new filters. BIOPURE ezifit water filtration systems – longer lasting .