To lay your felt over obstacles like vent pipes cut a slit in the felt and place the slit over the pipe.
How to cut roofing felt.
For a more permanent roof coverage use roll roofing.
Move the roll of felt which you ve now severed from the strip on the roof up and out of your way.
Cut the piece out on the tracing line.
If you reach the end of your roof and have extra roofing felt use a utility knife to carefully cut the felt to the edge of your roof.
Peel off the freezer paper piece.
Using a straight blade and a hooked blade.
Cut out a big square rectangle shape around the pattern piece and iron it onto the felt.
Cut the felt in a straight line so that the bottom edge of the felt extends 8 inches past the roof hip.
If the roof felt tears cut a piece large enough to cover the tear with lots of overlap slip the top under the next lap.
Step by step guide on how to apply bituminous roofing felt to your shed roof.
Continue rolling out the felt until you reach the roof hip on the other end.
Felt comes in either 15 pound or 30 pound ratings.
Next continue to lay your felt in strips moving up your roof making sure it lays flat.
Use a heavy duty felt for long term weatherproofing.