I bought 5 Australorp (I have no other chickens), they are 19 weeks old now?

Chook Home barns on: question ? I bought five Australorp (I have no other chickens), they are now 19 weeks I bought them when they where 15 weeks, my old problem, or should I say, it is a dilemma that they are not in the home there is small chook, they sit on the roof all night.I place them there inside the chookhouse they go to feed in the diet program, but sleep on best of roof.Any suggestions? Will they go when they take to finally come? Please answer helpMeilleure : Response time by

Building a Chicken Coop