Porch Joining Two Roofs With Different Pitches

Place the 2 by 4 inch piece of lumber along the center of the flashing.

Porch joining two roofs with different pitches.

Joining these two roofs poses two main challenges. First we should establish the pitch of both roof planes. If the roof faces are the same pitch and bear at the same height then it s all 45º angles. The piece that allows us to join the two different slopes is the pitch transition trim.

One is getting the two differently pitched planes to meet at the hip or valley rafter. Gable roofs have two sloping surfaces from the ridge usually in the center joining at the side walls. This technique is beneficial particularly in home expansion. Explore framing complexities that result when roofs of two different pitches intersect.

One is by using trigonometry. More ideas for you. Learn more about off angle roof framing. Joining two roofs of different pitches.

Joining two roofs with different pitches is a method that exists in the building and construction world. But when you have different pitches and or different plate heights it gets a little tricky. Shed roof house roof porch roof design mobile home porch front porch addition front porch railings 3 season porch porch veranda. A sketchup model helps clarify how various rafters and framing components are assembled in an off angle hip and valley configuration.

There are two ways i know of to attack these problems. We ll start with the knowledge that the main roof has an 8 12 pitch. Where the porch roof extended over the shed roof we installed a 2x6 ridge that ran from the top of the. Joining two roofs of different pitches blind valleys simplify framing.

The pitch of these roofs can range from a minimum of 3 4 to very steep depending on local building codes. Position the flashing between the two roof pitches. We re going to install it over top of the panels that have already been installed on the lower slope. If by any chance right now you are looking for the information about how to join two roofs if they have different pitches here we will share all the information we know with you.

Slide the right edge of the flashing under the highest roof pitch. The other is to get the fascias to line up.