How To Attach A Gable Patio Roof To An Existing House

Determine the beam size.
How to attach a gable patio roof to an existing house. Attach the rafters to the house with joist hangers which supported by ledger boards. Work from the view back not from the house out. 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. Step 4 position the rafters on top of the sill plate.
Attach the horizontal beam by using a nail gun. Attach the rafters to the ledger boards and settle joists. Make a cutting on one of the sides of the horizontal roof beam on an angle. Butt the first new truss against the old one.
Make sure to check the vertical beam to ensure that the end rafters are placed securely. Choose a roof pitch 3 12 and roof structure 2x6 this places the new roof on top of the existing roof. The sill plate or piece of wood that secures the supports to the roof should sit flush to the top edges of the roof support columns. Place the rafters on 24 centers attach them to the settle joists and beams toward the center.
The ledger typically a 2 by 6 is usually designed to hold one end of the patio roof rafters. Gather the necessary tools. Then mount new trusses on the new addition walls. Calculate the sightline clearance height about 6 feet 2 inches in this case.
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The ledger should be attached before the foundation is built for a deck patio roof posts and other structure. After that to make it flush with the roof of the existing house cut the two outer rafters. Attach a sill plate to the house between the two side supports of the porch. 8 inches in this case.