Abstract: A rodent stopper system including several embodiments for protecting residential and commercial water pipes from rodent damage. A first embodiment includes a protective sleeve applied to pipes during a manufacturing process. The second embodiment includes an elongated sleeve with a fastener which may be attached to existing pipes in homes and businesses. The third embodiment includes a tape-member configured to be wrapped and installed around a pipe. Each embodiment includes a reinforced mesh which is a rodent-resistant barrier and prevents the pipe from being chewed by a rodent.