Make a birdsmouth notch at the end of each rafter to help it fit into place.
How to fit shed roof felt.
Conclusions on how to install roofing felt.
Never install the felt vertically across your roof.
Start at the bottom of the roofline and work up so any water that gets through the roofing material will shed down the tar paper and will not go under it.
First cut your rafter boards to size using a circular saw to make sure they fit your roof.
It requires only a limited amount of materials and since the coverage area of a garden shed is much smaller than that of your house it s also a relatively quick project.
You can then re attach fascia boards to keep your shed looking smart by hiding the folded over roofing felt at each gable end.
As you work the paper can be tacked down in the center so it won t blow away.
The roofing felt should be applied in layers that overlap.
To build a shed roof you ll need rafter boards plywood gusset plates plywood sheathing felt roofing paper and shingles.
Installing felt to a shed roof is an easy diy weekend project.