The following is similar to a membrain that i did on my current home transition it has been dry for 3 winters so far.
How to roof different roof transition.
This is a fairly common roof detail.
Pitch transitions are a common roof detail.
See the illustration below.
This video shows how to install slope transition trim with standing seam panels.
The roof plane goes from one pitch to a lower pitch.
This allows water to flow off the upper panels out over the trim onto the lower panels and exits the roof at the eaves.
We see this quite frequently in log home roofs with porches for example.
The video features union s advantage lok ii standing seam roofing panel whic.
After a taking some measurements and doing a bit of ciphering we established that the steepest pitch we could use on the porch roof was 4 in 12.
Position the flashing between the two roof pitches.
A roof pitch transition is a line in the roof plane that changes pitch.
The piece that allows us to join the two different slopes is the pitch transition trim.
Run the sail material to the roofing with several inches to spare use some 6 rolled metal flashing so this is 1 price.
We wanted to make the porch roof as steep as possible while keeping the peak of the roof below the wall to roof intersection at the top of the shed roof.