PURIFICATION SYSTEM AND FILTER

摘要

Provided are a purification system and filter enabling a user to clean the outer surface of a hollow fiber membrane by using water without the need to open and close a casing and wash the hands, and without being especially conscientious. A purification system provided with: a dedicated water faucet (5); a general water faucet (3); and a purifier (1) having a hollow fiber membrane module (29) for purifying water, arranged on an upstream side of the dedicated water faucet (5); the purification system being characterized in that when the dedicated water faucet (5) is open, the dedicated water faucet (5) releases clean water purified by the hollow fiber membrane module (29), and when the general water faucet (3) is open, the general water faucet (3) releases cleaning water with which the hollow fiber membrane module (29) has been cleaned.