Position the square at the end of the rafter board with the tongue on your left and facing away from you.
Roof framing over existing roof.
Inspect the condition of your current roof.
The roof should be in sound.
Remove the top several levels to.
Measure form the top of this line down the board to determine the line length or length of the rafter less the ridge.
Multiple layers of shingles can make it difficult or impossible for the nails to penetrate.
The fully adhered membrane wrapped down over the cut back roof deck to tie into the wall water control layer and air control layer photograph 11.
On the gable ends this was pretty easy.
Premade roofing trusses will be easier and take less time than installing a stick built roof.
How to install a roof over an existing roof determine the feasibility.
The condition of the existing roof is critical.
How to increase the pitch by building a roof over an existing roof use premade roof trusses.
Add the length of the overhang beyond this mark and.
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.