How funny, I did a post on how to make the chicken water warmer the most efficient!—
https://steemit.com/homesteading/@mtnmeadowmomma/diy-chicken-water-warmer-conquered
And I can confirm from our own trial and error, that an LED bulb will not work. It doesn’t generate nearly enough heat!
Haha thanks for confirming my suspicion! I had a feeling LED would be incapable of generating enough heat. I like how you used a tile covering, makes more sense than the brick.