Deformations and rotting make the roof unsecure so that will be quite difficult to attach a porch roof without causing damage to all house.
Porch roof starts over house roof.
The positioning of your rafters will depend on the pitch of the porch roof.
Now you can begin assembling the outer rafters and attaching the rafter beam to the edge of the roof of the house.
Unlike most houses which sport a regular small porch area with room for just a couple of chairs.
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If you decide on a shallow pitch porch roof use 2 by 6 foot rafters.
Installing a new roof over an existing one also called a layover or nailover is often possible although not always the best option.
Another drawback to the flat roof porch design is that if it does begin to leak from poor drainage damage can result to the underside of the porch including finished wood decorated ceilings and.
The roof of the house has to be quite stable and strong.
After that to make it flush with the roof of the existing house cut the two outer rafters.
Use screws to secure the rafter to the sill plate.
From gable and shed roofs to hip and flat our information about how to build a porch roof will make the job easy.
How to install a roof over an existing roof.
Porch roof construction includes not only porch roof construction types and designs but also the selection of materials and considerations you ll need to build your roof.
Ask this old house general contractor tom silva reveals the best ways to secure shingles to a roof.
So you have to repair all the damages and apply anti rot roof covering agents to the house top.
Cut each of the house ends while continuing installing the rafters so that they fit the top of the rafter beam perfectly.
See below for a shopping list tools and steps subscr.
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Joist hangers can help you mount each rafter to the house.
Ensure that your porch is leveled.