This is our 5 Frame 2 in 1 Polystyrene Nucleus Box.
It is suitable for both National and Langstroth frame formats. To interchange between the two simply remove the poly inserts at either end of the nuc box.
Come complete with a top miller style feeder, metal castellations and a open mesh floor with a polyfibre removable tray.
The box itself is painted on the outside only with a robust sandblast paint.
Perfect for over-wintering small colonies, breeding nuclei and collecting swarms.