I built a hen coops or hen house on my backyard. I made a guide plan about this building. Giving Forward.
Parts of the guide:
1. Summer poultry house
2. Heated hen coop for winter (Part 1.)
3. Heated chicken coop for winter (Part 2.)
4. Hens in heated poultry coop
5. Heated bowl for winter season
6. Staring: The Hens
For free plan: Clik on my website link (see below).