At the low end of the valley the subfascias of the two roofs are mitered with a block filling in the roof framing.
How to connect two roofs together.
To transition the eaves the horizontal fascia extends to the last rafter tail and a vertical return finishes the transition.
How to connect and seal 2 shipping containers joined together to form a house.
Slide the right edge of the flashing under the highest roof pitch.
Cut two rafters with a circular saw to the pitch of the addition roof and nail them across the rafters on the old roof.
The piece that allows us to join the two different slopes is the pitch transition trim.
Sheathing blocking is added along the valley and the sheathing pieced in for both roof planes.
Place the 2 by 4 inch piece of lumber along the center of the flashing.
A quick video on joining two roofs together.
Position the flashing between the two roof pitches.
They form an upside down v with the point at the top of the addition roof.
Here on this roof in sheffield one roof is spanish slate and the other is man made slate.
We re going to install it over top of the panels that have already been installed on the lower slope.
Select the 2 top faces.
This allows water to flow off the upper panels out over the trim onto the lower panels and exits the roof at the eaves.
Choose plugins instant roof make roof.