This horizontal load or thrust can be considerable especially on a low pitched roof.
Roof rake for shallow pitch roof.
Another popular snow roof rake you should check out is this suncast srr2100 24 inch snow shovel roof rake.
However roof pitch is technically measured and defined differently and will not be discussed here.
Shingles often not rated for shallow roofs.
Note that roof pitch is sometimes used in parallel with roof slope.
These are also the most common pitches for shed roofs.
You ll need some assembly to get this all set and ready for snow raking.
Use larger rake boards such as 1 by 4 inch and 1 by 6 inch when there isn t an eave overhang on the gable end.
One by 2 inch rake boards often cover the exposed top edge of the siding when there also is an eave overhang on the gable end.
You can measure the roof slope on the bottom side of the roof deck at an easily accessible point such as the rake using a tape measure and simple geometry.
Roof rake boards are installed in different widths based on the surface being covered.
Any roof from 4 12 to 9 12 is considered an ordinary angle for a roof.