Much better. 👍
How is the moisture in the coop? Seeing the ventilation I suspect you might need to add ventilation in the highest point under the roof?
Its very well possible there is no problem with the mat. My chickens love to lay on a rubber mat that lies at the doorstep in a sunny spot. I never saw them pecking in it. But personally I wouldn’t trust it completely in a closed environment. Just my 2 cents.
The thick bedding helps too of...
I presumed the coop+run was a coop with an attached and roofed run. So there wouldn’t be any issues with rain/drainage. Is it a prefab? Do you have a link or a few photo’s?
The dimensions are a bit bigger than my coop/run combination. which is fine for the night and early morning with just (...
I agree. Good idea to follow this advice of Rosemarythyme.
Another solution might be to lay tiles on top of the hwc. And on top of the tiles a deep layer of sand/ dirt.