Description Mesh protection tunnel & Mk4 Fenn trap This mesh tunnel protects the trap from non target species accessing the Fenn trap You are required by UK law to use a Mk4 Fenn trap inside a tunnel, Our approved size restricted entrance fulfills the requirement to prevent access to none target species. We make these and all of our cage traps in our own factory in sunny Lancashire The Mk4 Fenn trap & mesh protection tunnel are supplied