they need roughly 1 foot per hen of roost space, diameter varies by breed, but for the most part 2x4 flat or around 2-4 inches around.
also roosts need to be 18-36 inches from the walls, not all hens face the same direction when roosting/sleeping.
also roosts need to be 18-36 inches from the walls, not all hens face the same direction when roosting/sleeping.