Framing A Gable Roof Into Existing Roofline

Adding on to a house or structure is a great way to get more room without building an entire new house.

Framing a gable roof into existing roofline.

Gabled roofs are the kind young children typically draw. 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 have two sloping sides that come together at a ridge creating end walls with a triangular extension called a gable at the top. To transition the eaves the horizontal fascia extends to the last rafter tail and a vertical return finishes the transition.

At the low end of the valley the subfascias of the two roofs are mitered with a block filling in the roof framing. Gable roof nancy andrews. Once the trusses soffit and fascia are in place lay the roofing felt in place. The house shown here has two gable roofs and two dormers each with gable roofs of their own.

In a standard gable roof the ridge. Nail the trusses into the existing room fasteners. Butt the first new truss against the old one. Nail the shingles to the felt starting from the outside in and cutting to fit when you reach a corner or edge.

There are several important things to know about matching existing roofs and how to do it depending on what style of roof you have the roof truss design and how you want to add on. 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. Sheathing blocking is added along the valley and the sheathing pieced in for both roof planes. 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.

Then mount new trusses on the new addition walls. Now you can begin shingling your roof preferably with asphalt shingles.