Specially designed for use in British National Polystyrene Hives. The excluder has been specifically manufactured larger than standard wooden hive excluders to accommodate the thicker walls of a Polyhive.
Made from galvanised steel,which makes them more durable than plastic, bamboo or wooden excluders.
Can be easily cleaned by scraping and torching.
Measures 500mm x 500mm.
The holes in the grid, measuring 4.2mm, are perfectly designed to allow the worker bees through to the honey supers but not the queen.