Inspect the condition of your current roof.
Roof framing over existing roof.
On the gable ends this was pretty easy.
One of the keys to over roofing is to tie the air control layer of the roof assembly to the air control layer of the wall assembly.
How to install a roof over an existing roof determine the feasibility.
Premade roofing trusses will be easier and take less time than installing a stick built roof.
Multiple layers of shingles can make it difficult or impossible for the nails to penetrate.
How to increase the pitch by building a roof over an existing roof use premade roof trusses.
Measure form the top of this line down the board to determine the line length or length of the rafter less the ridge.
The condition of the existing roof is critical.
How to tie a additions roof to existing roof roof designs to attach to existing home how to construct a roof from an exsisting shead how to attach a deck roof to existing roof how to add a roof over porch cost to tie into existing roof attache porch roof on house attach shed roof to house adding a roof to screened in porch adding a roof to existing.
You ll need to remove the siding where it meets the roof.
Position the square at the end of the rafter board with the tongue on your left and facing away from you.
Remove the top several levels to.
Add the length of the overhang beyond this mark and.