Joining Two Eave Roofs

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

Joining two eave roofs.

A clerestory and hip roof for example. 1530 drawing a flat roof with center drain and parapet walls. Slide the right edge of the flashing under the highest roof pitch. Joining two roofs of different pitches blind valleys simplify framing.

Creating a hip roof with curved eaves. Often incorporating two or more designs for aesthetics and practical reasons combination roofs can feature a range of styles. The other is to get the fascias to line up. Place the 2 by 4 inch piece of lumber along the center of the flashing.

Where the porch roof extended over the shed roof we installed a 2x6 ridge that ran from the top of the. This brings us to the point that putting a rafter beside a wood truss or a truss beside a rafter on the same height of wall may not always work. The roof is now combined and you re now good to go. 5447 roof basics.

Matching the two different roof framing styles. If leaks continue to occur from ice dams consider installing roof edge heating cables. We re going to install it over top of the panels that have already been installed on the lower slope. This should cover the most leak prone areas.

If the stick framed rafter is a 2 6 it typically has just enough heel height after the birds mouth cut that a regular 2 4 truss can sit beside it and. We ll start with the knowledge that the main roof has an 8 12 pitch. Joining these two roofs poses two main challenges. Two roof or ceiling planes can be joined at adjacent edges in both 2d and 3d using the join roof planes edit button.

The valley flashing laid over the joint where the two roofs meet should overlap the step flashing at least 2 in. One is getting the two differently pitched planes to meet at the hip or valley rafter. Gently bend the flashing using the edge of the lumber. First we should establish the pitch of both roof planes.

Then reshingle sliding metal step flashing behind the fascia board the trim behind the gutter. A combination roof is quite literally a combination of types of roofs. The shingles may overlap to provide full coverage for the combined roof. As a final touch cover the flashing with shingles.

The piece that allows us to join the two different slopes is the pitch transition trim.