With the winter season approaching (already there in some states), I figured this to be rather timely. I'm an FNG to the HSLD redneck engineering field, and I'm rather impressed by this. It doesn't look like it will keep the water
hot per se, but warm enough to bathe in. I'm sure to you folks with 'still design experience, this is nothing new. However, for newbies like me, it's good to have tools like this in the proverbial toolbox:
http://www.youtube.com/watch?v=5IRLVCJ1olA
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