Galvanized sheet queen excluder, opening with 30x4.25 mm collipsos.
Galvanized color. Measures 430x515mm (Langstroth and dadant).
It can be easily cleaned by scraping and burning with a blowtorch.
The holes or colipsos in the grid are perfectly designed to allow worker bees to pass through but not the queen.
Features Summary:- Material: Galvanized sheet.
- Color: Galvanized.
- Openings: 30x4.25mm.
- Thickness: 0.5mm.
- Measurements: 430x515mm (Langstroth and dadant US).