I too brood in the coop for early integration.
https://www.backyardchickens.com/articles/integrating-new-birds-at-4-weeks-old.72603/
Using a.....
https://www.backyardchickens.com/articles/pseudo-brooder-heater-plate.67729/
https://www.backyardchickens.com/articles/integrating-new-birds-at-4-weeks-old.72603/
Using a.....
https://www.backyardchickens.com/articles/pseudo-brooder-heater-plate.67729/