The extension should be at least inch for it to work.
Install metal roof drip edge.
Use 1 inch galvanized roofing nails or 3 4 inch exterior screws.
Install sheet metal drip cap over the lower rim.
Work up from the initial row starting at the lower corner in a diagonal pattern staggering the shingles to prevent gaps.
If it doesn t pull the drip edge out slightly from under the shingles.
Most metal shingles will be attached to the roof using metal shingle.
Apply a continuous bead of cement along the top of the drip edge then press down on the shingle.
Space the fasteners by about 12 inches.
Overlap two pieces of flashing that meet end to end by at least 1 inch.
Step by step install drip edge on a metal roof build the lower rim of roof extended away from the fascia.
Make sure the outer edge extends over the gutter.
Lay the starter row of metal shingles at the drip edge and affix to the roof with metal roofing nails.
Insert the wide flank of drip cap underneath the first course of shingle or tile all the.
Make sure the corner is tight and that the bottom edge is tight to the fascia before nailing off the drip edge.
Install the edge metal at the opposite edge of the roof starting at the bottom as before.
How to install drip edge flashing to a new roof.
In today s video we go over the basic techniques to installing drip edge and rake edge on your roof.
The roof leg should extend a minimum of 2 back onto the roof sheathing.
Slip the upper end of the uppermost piece under the portion of the metal at the peak of the roof.
Install the drip edge by fitting it on the roof eave pushing it tightly against the edge of the plywood and nailing or screwing it down.
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.
Secure the drip edge with roofing cement.
Place a nail at one end then the other.
How to install a drip edge.
Slip the wide flat flange of the material all the way under the first course of roof shingles as illustrated.