How To Install Wall Flashing On A Metal Roof

This video shows how to install endwall flashing with standing seam panels.

How to install wall flashing on a metal roof.

Begin by removing the shingles at the affected area and removing old flashing if present. Use your feet to flatten the flashing down over the contour of the roof. With the end wall flashing in place i use stitch screws to attach it to the z trim and to the gable trim. Use your finger or a tool to smooth the silicone around.

To make corner flashing take your tin snips and cut a 45 degree line from an outside corner to the center fold. However the principles are the s. After screwing it down securely do another bead of silicone around the edge also put some silicone on all the screws as well. Continuous flashing against a sidewall is one way to install a roof but it s not the correct way.

It may seem as if a single piece of flashing would offer more protection than many pieces of step flashing. 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. Each flashing job is a little bit different and depends on the type of material that the exterior of your house is made of. Install your underlayment completely and your shingles up to where the wall begins so that the first piece of flashing or the corner flashing will rest on a shingle.

Then nail the new l shaped flashing under the builder s felt but above the fascia board. The video features union s advantage lok ii standing seam roofing panel which is. Once even a small section of roofing cement fails you ll have a leak. Use roofing nails to install the l shaped flashing flush with the roof and wall then cover it with roofing cement and reattach the roofer s felt.