How To Install Drip Edge Flashing On Existing Roof

While the vertical leg should be placed 1 4 1 2 away from the fascia.

How to install drip edge flashing on existing roof.

The drip edge should be installed on top of the underlayment at all rakes and below or on top of the underlayment at the eaves. Slip the wide flat flange of the material all the way under the first course of roof shingles as illustrated. Use a flat pry bar to remove drip edge nails along the eave and rakes. The starter course is comprised.

Typically flashing is installed using roofing nails and roofing cement. At the eaves when installing the drip edge on top the underlayment a 4 inch wide layer of asphalt roof cement complying with the astm d4586 type i or type ii is required. This will allow for expansion and contraction and prevent buckling. Secure the drip edge with roofing cement.

Flashing is generally installed at any joints or edges in the roof where water could otherwise work its way in. The roof leg should extend a minimum of 2 back onto the roof sheathing. Slide the flat bar under starter course and pry out the nails. Using drip edge with a nailing edge approx.

How to install drip edge flashing to a new roof to install a drip edge on a newly constructed roof or on a re roofing job attach the drip edge along the roof s eaves first. At 7 05 paul begins replacing the drip edge roof flashing. 4 deep nail the drip edge to the sheathing every 16 if installing multiple runs of drip edge lap them by 1 4 1 2 inch keeping the nail back from the lapped joint. Apply a continuous bead of cement along the top of the drip edge then press down on the shingle.

Apply roofing cement when installing drip edge on an existing roof. Lift the shingles slide the drip edge underneath them and position it so that it extends over the gutters then replace the shingles and push down to seat the drip edge. Make sure the outer edge extends over the gutter. Install the starter course.

If it doesn t pull the drip edge out slightly from under the shingles. How to install a drip edge.