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.
Finishing porch roof against wall of house.
The porch roof may match the pitch of your home or have a more shallow roof pitch.
If you decide on a shallow pitch porch roof use 2 by 6 foot rafters.
The roof framing itself in this.
Try to keep the nails as flush as possible to the edges.
A key part of my approach is using a special piece of flashing at this.
Place the flashing between the joint of the house and the roof.
How to finish the top edge of a shed roof.
Then the house wrap and exterior wall covering are installed over this roof flashing.
Joist hangers can help you mount each rafter to the house.
Often with new construction the roof flashing is first nailed to the wall.
Shed roofs come in all shapes and sizes but we are looking specifically at two types.
The exterior of a house presents plenty of opportunity for leaks.
Later on we ll investigate the finer points of applying shingles to the top row of a lean to type shed.
You can either put up sheets of plywood first or if your joists run parallel to the house tack the beadboard right to them.
A porch with a shed roof a roof that slopes down in one direction from the exterior wall of the house is more challenging to vent than a gable roof.
The positioning of your rafters will depend on the pitch of the porch roof.
Enclosing a porch for living space is a major task simplified if the existing porch floor and roof can be used without major change.
Nail the flashing securely in place using roofing nails.
Use screws to secure the rafter to the sill plate.
Most porch ceilings are covered at the least with plywood which is the perfect substrate for a high grade finish like beadboard.
Unless you re careful step flashing can allow water from the roof to slip behind the gutter and get behind the siding and even the housewrap.
When the roof of an addition garage porch or patio meets a brick wall the intersection creates a number of concerns.
Single slope and lean to.
The flashing on the wall should be flush against it and the porch roof portion should be on top of the shingles.
Durable plastic and glass panels in your porch roof provide weather protection while also maximizing natural light.
However if for some reason the joists of your porch roof are exposed don t fret.
If you have an enclosed porch ceiling have vents to clear the roof cavity of moisture.
A common problem area is the point where a gutter dies into an adjoining wall as the photo below illustrates.