How To Connect A New Roof To An Existing Roof

After that to make it flush with the roof of the existing house cut the two outer rafters.

How to connect a new roof to an existing roof. You ll need to pull any nails within about a foot of the valley line so that you can slide your valley flashing up under the old shingles. Connect a flat roof to a sloped or pitched roof with a ledger board. You ll need to remove the existing shingles and cut back the existing eaves to make room for the shed roof then nail a two by six ledger board on the existing roof. The ends of the shed rafters.

Remove siding from the house where the new roof will attach to expose rafters or other framing of the old roof. Figure out where the new roof will be on the old one and cut a line up the old roof shingles about 3 away above from this valley line. I use steel valleys. Attach the horizontal beam by using a nail gun.

To tie into the side of an existing roof put a new roof truss on the walls of the addition brace it upright then snap chalklines on the shingles to mark the center line of the new roof valleys where old and new roofs will connect. Make a cutting on one of the sides of the horizontal roof beam on an angle. Tying in to an existing gable roof. Up from the valley center.

Shingle the addition roof letting the new shingles fold through the valley center and onto the old roof deck by at least 1 ft. Bed the end of each shingle in a 2 in wide ribbon of roofing cement placed 4 in. 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. Brace the column frame in place using l brackets and concrete screws.

Re lay the shingles you removed from the existing roof. You have to do it thoroughly so that the rafters sit flush on it.