How To Flash A Lean To Roof Metal

Any water runoff will flow off of the main roof and hit the lean to at an angle to prevent pooling and flooding in the lean to.

How to flash a lean to roof metal. Step flashing on roof peak. However the principles are the s. With the end wall flashing in place i use stitch screws to attach it to the z trim and to the gable trim. Bend the corner flashing tightly around the corner.

4 inches should go up the house wall and 4 inches should go on top of the porch roof shingles. The preferred spot would place the lean to under the overhanging roof of the existing building. Roof shingle over step flashing. I m going to install one between each panel directly in the center.

Debris that has been properly installed you throw on them. If you do not wish to form your own corner flashing you can buy pre bent pieces and cut them to size or use a piece of corrugated aluminum which is easier to bend. Most flashing is 8 inches wide. Determine where the lean to will be attached to the existing building.

Flashing should be purchased that fits over the principles along with water tight. Use the metal break tool to bend the flashing lengthwise in the middle according to the angle of the roof joint. It s very important to make sure that you grab the z channel that s below and make sure that you re in the outside leg of the z channel. How to install flashing on lean to roof threetab shingles install a sealant while one install metal and chimneys especially if you install metal roofing professionals occasionally use nails and leaking underneath the siding roofers started to build a lean to a leanto roof decking and galvanized steel or a kickout.