Yep. When the roosts are down, there's a pathway one can walk in (without turning sideways) straight back to the front of the trailer. I think I'm going to go with the board. While the removable poop board sounds appealing, I'd have to figure something out as far as keeping poop off the ledge that's just above the nesting boxes; that ledge isn't deep enough for them to roost on.
Here's how I protected the top on my nests, you can see it on the left.
Just one screw at each bottom corner is holding it on there.
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