How to calculate a lean to rafter the run for a lean to shed rafter ending into a wall should account for the ridge board nailed into the wall where the tops of the rafters rest into.
Rafter length calculator shed roof.
Includes result for hip valley factor slope factor and the roof slope in degrees.
Our roof rafter calculator tools are handy for calculating the number of rafters needed rafter length calculator lineal feet of rafter board feed in ridge and sub facia and the total board feet in the roof.
In other words if there is a 1 1 2 ridge board nailed into the wall and the width of the lean to is 96 then the run will be 94 1 2 96 1 1 2 94 1 2.
The calculator provides online calculation of the rafters for shed roof according to your original dimensions.
Rafter length calculator calculate the length of a rafter from the roof slope ratio of inches per foot and a building width measurement.
The program will calculate the parameters and the length of the rafters of a shed roof length of the rafters length overhang the angle of the saw cut the distance to drinking.
The preview window displays a dimensioned side view of the shed roof.
If you add an eaves overhang dimension then the amount the rafter sticks passed the wall will be added to the rafter length.