I see this is an old thread but I am going to reply anyway. I have had the sweeter heater for my large coop for 4 to 5 years. I have it hanging by chains from the ceiling with hooks to the heater, it can be adjusted up or down. I have a flock of around 25 birds, mostly heavy breeds but a few...
Very exciting to see the growth on your BLRW. I have been obsessed with this breed for several years, I was able to purchase some chicks soon to arrive and hatch 8 myself of this breed on April 14th so they are just 2 weeks old. I did not read all the post but did the theory on early feathering...
This photo was very helpful with sexing my chicks, now I know what to look for when my 4 silver penciled rock chicks start feathering out in the chest!