Regulate hive entrance with our Disc Entrance. This disc entrance is a device that can be used to adjust the size and shape of the hive entrance, depending on the season and the needs of your bees. The disc entrance has a circular shape that can fit into a hole in the hive box, and has four options that can be rotated to select the desired entrance. The options are: fully open, half open, quarter open, and closed. The disc entrance can help you to control the ventilation and security of your hive, and to prevent robbing, drifting, and swarming. Use it to maintain the optimal conditions for your hive.