Addition With Different Roof Pitch

To keep the porch roof framing as simple as possible we installed a structural ridge.

Addition with different roof pitch.

Before you start you should have an engineer or architect verify the structural integrity of your home. To see how pitch impacts the look of a garage and changes cost click the design center button on our pole barn kits page. Where the porch roof extended over the shed roof we installed a 2x6 ridge that ran from the top of the. Rather than a single slope a gable roof consists of two slopes that meet at a peak running down the middle of the roof.

With this method and a framing square you can join roofs of different pitches and still have perfectly aligned equal width soffits a builder describes how he uses a framing square and full scale layout to solve this tricky problem. If you choose a simple trussed roof or addition with two angled planes that will be the easiest project. Roof pitch refers to the amount of rise a roof has compared to the horizontal measurement of the roof called the run. But it is important that the roof pitch is exactly the same as the existing roof because you will see it from one roof to the other if it isn t.

Determine how many square feet of roof area a building has by measuring from the ground. With the roof pitch the same it doesn t matter if the new addition is slightly off in height or lined up front to back because you re going over or under the old roof. How to find your what roof pitch category. This roof pitch table displays a multiplier for adding for different roof pitches.

You re going to want the pitch of your new roof to be steeper than that of the old roof. Joining two roofs of different pitches blind valleys simplify framing. If you know the pitch of a roof you can use the numbers in the following pitch table to do the following.