Nest box system, bush, blind plug, water valve unit and light unit for such nest box system and method of upgrading an existing nest box system for such nest box system

摘要

There is shown a nest box system (1) for mink, comprising one or more nest boxes (2), in which a bush (5) is provided with a through opening for mounting a functional unit, and one or more functional units for mounting in this sleeve, which functional units comprise a blind plug for closing the opening through the sleeve, a water valve assembly (9) which allows mink and mink puppies to drink water without leaving the nest box, and / or a light unit with a light source allowing to send light into the nest box. Furthermore, there is shown a bush (5), a blind plug, a water valve assembly (9) and a light unit for such a nesting system as well as a method for upgrading an existing nesting system for such nesting system.