What you guys use in the coop to be not smell?

Hi @Jayfengling - I think your question would be better served to you, and the forum community if you posted it in our public forum. This will ensure you get help from a variety of smart people and experts while allowing others to learn from the questions and answers posted.

Please look/search through the posts in the below section to see if a similar question has already been asked, and if not, go ahead and create a new thread (look for the "Post New Thread" button).

https://www.backyardchickens.com/forums/coop-run-design-construction-maintenance.9/