How To Attach A Roof To An Existing Wall

Attaching wood framing members to a brick wall is tricky especially if the framing will support any load as it does when a roof intersects the wall.

How to attach a roof to an existing wall.

As long as you use a roofing design that matches your existing roof you can use the same materials. If attaching a patio roof to a ledger beneath the eaves does not allow for enough headroom you can set the new patio roof s rafters on the wall s top plate. However if you build a porch roof with a peak larger than your existing roof check to make sure the that material can stand up to the pitch of your porch roof. Add decking atop the roof and nail on metal flashing where the shed roof joins the existing roof.

There sometimes is a problem with movement differences of the wall and the roof decking when the flashing is fastened to both the wall and the roof. Attaching below the ridge. Often with new construction the roof flashing is first nailed to the wall. Then the house wrap and exterior wall covering are installed over this roof flashing.

On a two story house you can usually tie the ledger into a band joist also called a rim joist located between the floors as shown below. How to tie a additions roof to existing roof roof additions to existing roofs how to construct a roof from an exsisting shead how to change a roof line how to attach a deck roof to existing roof how to add a roof over porch attache porch roof on house attach shed roof to house adding a roof to screened in porch adding a roof to existing. Existing patio is outside the dining room on the west side of the house. This video looks at a couple of design options including attaching the roof ledger below that of the existing eaves and setting the patio roof atop the existing roof.

Read on to find out how to attach a patio roof to an existing house. The patio is essentially unusable on a sunny afternoon in the summer. Pick roofing materials that match your existing roof. Install shed rafters from the ledger board to the outer wall using metal rafter hangers which attach to the ledger board with screws or nails.