Yup that is cold alright. What is under the cement block, that plywood, or more tile, or both?
Actually Ron had a good idea using one of the funnel shaped light bulb holders facing up so the heat also goes up.
I moved mine into the coop when temps got below freezing and I started using my cookie tin heater. when they get back above freezing for good, sometime towards spring, I will move it back out to the run. And I'll be unplugging and removing the cookie tin heater till next winter.
During the night it got to just below 0 deg, and that is why i said that when it does get that cold during the night, I will just switch out the waterers in the morning. It will get that cold quite a number of times during the winter here. hopefully not most nights.
And mine was not frozen...
Well this morning I went out around 8:00am to check if there were any eggs, and found my water starting to freeze. It was 0 deg and I have a 40 watt bulb in my cookie tin heater. I checked and it was on. so rather than put a 60 watt in, I decided when it is that cold, I'll just switch out the...