How To Add A Back Porch Roof With No Leaks

Use screws to secure the rafter to the sill plate.

How to add a back porch roof with no leaks. The porch has a roof over it with a decent overhang but the floor system is regular wood joists covered with plywood. This flashing has two sides one connected just on top of the porch roof and the other to the exterior wall. Step 1 determine the location and cause of the leak. Place the flashing between the joint of the house and the roof.

Joist hangers can help you mount each rafter to the house. Attach the horizontal beam by using a nail gun. Make a cutting on one of the sides of the horizontal roof beam on an angle. Another technique for avoiding leaks involves laying rows of shingles over tar paper to prevent damage to the sheathing.

Position the rafters on top of the sill plate. A well ventilated attic should help prevent leaks on your roof in the winter. Try to keep the nails as flush as possible to the edges. Yep you read the title right i think.

I have a rough illustration below that explains it better but i got called to fix a leak in the soffit of a back porch where the now ex husband had built a porch roof and tied it into the house roof well kind of from the roof top it looks like the gabled end of a roof but the siding comes down to the shingles and forms like a dam i don t know. The flashing on the wall should be flush against it and the porch roof portion should be on top of the shingles. Gently hammer the 45 degree cut around the corner of the porch roof seam. When a new porch is the leaking addition.

The porch roof may match the pitch of your home or have a more shallow roof pitch. Lay the cut flashing down at the corner over a shingle that is already in place. The contractor installed a waterproof layer over the plywood and then ceramic. The corner cut should be facing upwards.

Your back porch is a part of your home and should reflect your environment both inside and out. You have to do it thoroughly so that the rafters sit flush on it. Getting some good back porch ideas could turn your overlooked porch into a well worth it investment that will add value to your home. Back porches are often disregarded and overlooked by homeowners because no one sees them.

If the leak is dripping down just right in front of the house then there is a problem with the flashing connecting the roof to the exterior walls of the house. Melting ice that drips onto a home addition also complicates the matter when you have a leak.