Pole Adapter for Expanding Foam Sealant Can

Let me start off by stating, that I don't really expect anyone to make
this thing. I only made it to solve a problem very specific to my home.
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I've got to say that this is what makes 3D printers so great. I can
make a custom tool which doesn't exist anywhere else (you can't
buy one) to solve a problem; and it works!
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I have a cape code style home with a metal roof. While the metal
roof is great and the snow slides right off it in the winter, it's a
slippery s