Originally Posted by northern_dave
I've been taking snow off the house roof, it's deep and heavy. We are supposed to get another 6 to 8" of heavy wet snow starting tonight, that would just bee too much on top of the 2' I already have. Some areas of my roof were 4' deep with snow. This is the garage roof that I'm working on, attached to the house.

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I have not seen a roof rake system like you are using here. How exactly does it work?