I think you are seeing the heat shielding under the HLT... it's propane fired and the metal keeps the wood from scorching. The irrigation timer, is just that; it just happens to be on the wall behind the setup.
I just wanted to post up a project that me and the rest of our brew crew have been working on for the past month. I will go back and take pictures of the details later and post those. If there is anything in particular anyone would like detailed out please let me know. We still need to skirt the...