I've got swarm boards, excluders, double screens, single screens, Cloake boards. And I'm experimenting with an upper entrance board this year.
Now most of this stuff is seldom used and it just sets around in my garage. Wouldn't it be neat to replace all this stuff with a universal board. Such a board could be inserted between boxes and the board's function changed without breaking apart the hive.
I've got an idea for such a board at:
I haven't built it yet and toss this out as a concept only. Would there be a better/easier/stronger way? What do you think?