What is a Drip Edge? A drip edge is a piece of metal called a flange that is installed along the edge of a roof, under the first row of shingles. It helps support shingles, so they don't end up ...

Add sealant tape along the drip edge and then peel back the backer paper of the closure strip to place it on top of the tape. Don’t stretch out the closure strip. Start installing metal roofing ...