Refill Fix is a simple way to automatically top up evaporation loss in a nano aquarium through a simple gravity feed. It fits glass thickness from 3-10mm using the various supplied adaptors.
Simply fill up to a 2ltr PET bottle with RO or tap water and fit the bottle to the nano refill unit.
Simply fill up to a 2ltr PET bottle with RO or tap water and fit the bottle to the nano refill unit.