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.
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.
These are also the most common pitches for shed roofs.
Any roof from 4 12 to 9 12 is considered an ordinary angle for a roof.
Like other suncast products this rake is smartly designed featuring a curved no stick graphite blade to prevent roof damage.
To resist thrust the irc calls for a structural ridge required for any roof with a pitch less than 3 12 or for each pair of rafters to be securely connected to each other by a continuous ceiling joist r802 3 2006 irc.
Note that roof pitch is sometimes used in parallel with roof slope.
You ll need some assembly to get this all set and ready for snow raking.
Again the most important consideration is the weather.
However roof pitch is technically measured and defined differently and will not be discussed here.
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.