Because they are not cheap (http://nodglobal.com/bee-cozies/ - $65 for 4 each fitting a two brood chamber hive). On the other hand, they are easy to put on and off quickly, do not require stapling, which makes hell of a noise inside, and are durable. This is my third winter with them and I don't see any wear & tear on them.
Przemek
---- "E.t. Ash" <[log in to unmask]> wrote:
>
> my question and comments...
> so why do you think this would not be scalable? < on a more practical note many commercial beekeeper move south so this point may be mute but there are certainly some commercial sized beekeeper that don't.
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