Tell us about yourself!
The heat is usually piped in from the outside, they aren't supposed to store heat, just generate it. As for putting them inside a window, a simple piece of black metal or plastic inside the window would attract heat and the cans wouldn't be required. Homes can be designed with walls and floors of concrete or similar materials, often tiled or coloured in dark colours. If you search passive solar design you can find out more about this. I can't seem to paste the link into Wikipedia.
Nice work, I have been looking at a way of automatically retracting some chains that hold our gates open. You may just have helped solve an issue I was having with my design.
Introduction to Mold Making & Casting
Tools & Supplies
Mold Making & Casting Class
Any dust is unsafe in volume so use of appropriate dust masks is essential when cutting up anything which produces dust.
Wow, my Dad made me a crane like that almost fifty years ago!
Create a clock from palletwood
Now burglars are going to be looking in these places. :-) Some good hiding places though.
Lovely work, I love the look of the new trailer.
Bicycle Sidecar for your Dog
wooden beer crate
Make a Kayak Paddle!
Honey Dipper on a Wood Lathe