New Addition Roof Ridge Framing To Existing Roof

After installing the rafters we still had to extend the porch roof back over the shed roof creating a valley on either side.

New addition roof ridge framing to existing roof. If you re adding to the gable end of the house the side wall that goes up to the roof s peak it s fairly easy to extend the existing roofline over the new space says curt schultz a realtor architect builder in pasadena calif. Butt the first new truss against the old one. 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. Then mount new trusses on the new addition walls.

Cut two rafters with a circular saw to the pitch of the addition roof and nail them across the rafters on the old roof. Bed the end of each shingle in a 2 in wide ribbon of roofing cement placed 4 in. When a shed roof ties into an existing roof the new roof could be a simple lean to that covers a deck or porch or it could be the shed roof of a substantial addition. That s a simple low cost solution that can tie in well with the main house.

Up from the valley center. Blind valleys simplify framing to keep the porch roof framing as simple as possible we installed a structural ridge supported by posts at each end with the common rafters landing on top of the ridge. Shingle the addition roof letting the new shingles fold through the valley center and onto the old roof deck by at least 1 ft. Tying in to an existing gable roof.

Tie into the end of an existing gable roof by removing existing facing boards wall siding and any other obstructions back to the first truss of the old roof. They form an upside down v with the point at the top of the addition roof.