How To Replace Drip Edge On Flat Roof

Apply a continuous bead of cement along the top of the drip edge then press down on the shingle.

How to replace drip edge on flat roof.

Hold the drip edge up to the ridge and make a mark along where the drip edge exceeds the roof. Mark the plumb line or centerline as in the image below. Metal drip edge flashing is an important element of any roofing edge. Open a container of roofing mastic.

Install roof drip edge along the eaves add underlayment then place drip edge along the gable end. You may need to use a putty knife to break the seam between the first course and the starter strip. If it doesn t pull the drip edge out slightly from under the shingles. Extend the mastic 12 inches each way from a nailed seam and eight inches.

Install the eave strips on the lower roof edges first with the eave strips under the shingles and felt underlayment. It bends around the edge of the roof channeling any moisture that penetrates the shingles away from the roof decking. Secure the drip edge with roofing cement. Use a flat pry bar to remove drip edge nails along the eave and rakes.

Make a straight cut through the bottom of the drip edge with your tin snips. Fold the drip edge to fit over the ridge. This lets any water that gets on the roof run down the underlayment and over the drip edge. In today s video we go over the basic techniques to installing drip edge and rake edge on your roof.

Lift up roof shingles and nail the eave strip in place with galvanized. Align one end of the lower eave strip even with the edge of the roof decking. And apply a uniform layer into the nailed seams at each area with a plastic putty knife. Slip the wide flat flange of the material all the way under the first course of roof shingles as illustrated.

The best way is to install the roof drip edge only along the eaves first then place ice and water barrier in the snowbelt or felt paper underlayment over the drip edge. Make sure the outer edge extends over the gutter. On some roofs you may need to remove a couple of shingle nails to make some room to work.