Roof Snow Removal

by DougL7 in Workshop > Home Improvement

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Roof Snow Removal

Snow Removal

Living in McCall Idaho has its perks, but one of them in NOT getting snow off of the roof. Lots of other folks have built these tools, so my design is standing on the shoulders of other DIY-ers gone before me.

The basic idea is to make a giant cheese slicer. The slicer cuts the bottom from under the snow and lets it slip-and-slide off the roof. The primary issue solved is "ice damming". If you have a warm roof the melt can come down under the snow to the end of the roof and freeze. Then it backs up under the shingles and leaks.

Shape the 3/4 EMT Tubing

bending.jpg
bending_tip.jpg
crushing_tip.jpg
drilled_hole.jpg

Need:

  • 3/4 inch EMT pipe and bender
  • pipe/tube cutter
  • 2 roller blade wheels with axels
  • 2 washers

Steps:

  1. Form a "D" shape with the first two bends and cut the pipe with equal length legs.
  2. Slide the T fitting - see below - onto the D after doing the first bend (not shown)
  3. Bend the tips up 30 degrees.
  4. Crush the pipe until the axel will fit all the way through it and the wheel
  5. Drill a hole for the axel. Mine were 1/4 inch.

The bend on the tips is done to act as an upside down ski, keeping the wheels on the roof as you push the slicer upward. Note that the surface of the snow holds it together, so if it has sat on the roof for a while you should flip the tool over and use the handle to break the surface into vertical slices, then run the slicer underneath.

Assemble Wheels and Tarp

washer_wheel.jpg
end_crushed.jpg
singeing_edges.jpg
slide_sleeve.jpg
end_cotter.jpg

Need:

  • Old tarp
  • 1/4 inch steel dowel
  • paper clip

Steps:

  1. Drill a 1/4 inch hole on each side of the "D" above the wheel for the dowel
  2. Make a mini cotter pin out of the paper clip for one end of the dowel
  3. Cut the dowel two inches longer than the outer width of the "D" in your pipe.
  4. Crush/flatten one end of the dowel in your vise and drill a hole in the other for the cotter pin
  5. Find the hem of your tarp - you will slide the dowel into it.
  6. Cut the tarp perpendicular to the hem and to the inner width of the "D" in your pipe. Singe the edges.
  7. Slide the dowel into one pipe end, through the hem to the other end. Secure the cotter pin.

I have also built one with 18 gauge speaker wire instead of the dowel. Not quite as sturdy but works.

Tent Fittings

fittingT.jpg
fittingSleeve.jpg

I purchased my fittings locally at a canvas tent place in Nampa Idaho. You can find and order from suppliers online as well. Here is one. Or NOW you can visit makerpipe.com for really cool connectors.

Need:

  • T fitting
  • Sleeve fitting
  • Two 10' lengths 3/4 inch EMT tubing

Steps:

  1. Attach the tubing with the T and sleeve fittings
  2. Stop playing around in the shop and start working!