Pitch To Flat Roof Transition

The roof plane goes from one pitch to a lower pitch.

Pitch to flat roof transition.

Various styles of a pitched roof can be built or you can purchase pre manufactured trusses. We are in the process of having a standing seam metal roof installed. Our 4 12 pitched roof transitions to a flat roof on three sides with two valleys feeding into the flat roof on the corners pls see pic we had the flat roof covered with tpo which runs at least a foot up the sloped roof on the three sides. This is a fairly common roof detail.

Learn more about the installation of pitch transition trim by watching the short video or reading the transcript below. Install bottom roofing panels first 2. You will need to ensure that you are in standards with your local building codes and have the permits required. The flat roof already has a slight pitch as it is required by law.

Most people view pitching a flat roof as a tedious job. Armourfix and armourvalley membranes must be installed and extended 60 90 cm up the main roof underneath the shingles in order to assure a waterproof connection. A very important detail is where the flat roof is connecting the pitch roof. Transition flashing installation guide 1.

The starter strip and first row of shingles must be applied 25 cm from the bottom of the slope roof or main roof above the slope transition. See the illustration below. Pitch transitions are a common roof detail. You ll have a steeper part of your roof turning into a lower slope so there s a steeper pitch up top and a lower pitch on the bottom.

After bottom roofing panels have been installed set one piece of transition flashing down where the top portion non hemmed of the transition flashing lies flat on the upper roof 3. Measure 1 1 2 from bottom edge of transition flashing.