Attach a 96 by 6 by 1 inch pine board to each chalk line on the 144 inch boards connecting the two 144 inch boards.
How to put a roof above my porch.
Position a mounting bracket at one of the marks on the bottom of the porch.
On a two story house you can usually tie the ledger into a band joist also called a rim joist located between the floors as shown below.
If attaching a patio roof to a ledger beneath the eaves does not allow for enough headroom you can set the new patio roof s rafters on the wall s top plate.
The rafters can be attached 16 on center to the ridge beam using rafter ties.
Hand framing a porch roof involves first setting the ridge beam and the side walls to the proper height that the roof will hang from.
Screw these boards into the 144 inch boards perpendicularly.
These boards are the roof support boards.
Use 2 inch wood screws.
Once it is plumb mark the position on the porch roof.
Stand a post up in the bracket and hold a level on its side.