I was just posting on Facebook this morning about how we were expecting eggs any day now because the girls have been squatting, and then *tada!!!* there was an egg today! It's absolutely perfect and I'm so egg-cited!! :)
That pump was already there. We purposely put the coop near the pump so we still had easy access to it for general purpose, but so we could also use it for the misters and refilling the chickens water, etc. So, unfortunately I don't really have an answer for you, but I do know that the pump was...
If anyone is interested, I have created a blog post about the chicken coop that we built from an old garden shed. Here's a picture of the (mostly) finished coop:
And here's a link to the blog post about the construction: http://rickandjenny.com/ourblog/?p=2002
Jenny :)