The next question is what to do with the existing eave under the new roof.
How to add on to existing roof.
The most common types of vents are soffits static exhaust vents and ridge vents that span your entire roof and you can install all of them easily with a few tools from.
This is the simplest solution a single slope that s attached to the original house at the high point and slants down to the outer wall of the addition.
Choose a roof pitch 3 12 and roof structure 2x6 this places the new roof on top of the existing roof.
To tie the design together peter chose to cut the rafter tails off the extend the exterior wall up to the underside of the new roof.
Make a cutting on one of the sides of the horizontal roof beam on an angle.
Adding space above your house means you re going to have to make some changes maybe big changes to the existing house just to prepare for the new space.
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.
After that to make it flush with the roof of the existing house cut the two outer rafters.
Roof vents are devices that allow moisture in your home to escape and prevent the growth of mold and mildew.
For every 300 square feet 28 m 2 in your home you should have at least 1 square foot 0 093 m 2 of ventilation.
In the case of a lean to roof over an addition the existing rafters will have to be cut away to accommodate the addition and the shed roof will require support where.
You have to do it thoroughly so that the rafters sit flush on it.
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.
Kick it or keep it.
It s easy for the contractor to build and easy on the homeowner s budget says schultz but it makes the new space look like an obvious add on.
Tying in to an existing gable roof.