When installing drip edge to a finished roof the process is the same with one not so tiny addition.
How to install drip edge at roof peak.
Secure the drip edge with roofing cement.
With without rain gutters.
Slip the wide flat flange of the material all the way under the first course of roof shingles as illustrated.
T shape drip edge is an l shaped flashing in which the long leg folds back on itself before heading down 90 degrees to form the short leg.
If it doesn t pull the drip edge out slightly from under the shingles.
The proper way to do this is to first install drip edge down on the eaves first the bottom horizontal edge of your shed roof.
When you install the drip edge over this strip it keeps the lower flange further from the home s siding which helps to keep water further from the home.
Place the drip.
This lets any water that gets on the roof run down the underlayment and over the drip edge.
Ask this old house general contractor tom silva demonstrates the importance of a properly installed drip edge subscribe to this old house.
Tools supplies tin sn.
How to install a drip edge.
Install drip edge flashing to old roof.
Next you would tack down your felt paper which would lay over the drip edge you just installed.
Apply a continuous bead of cement along.
Make sure the outer edge extends over the gutter.
This is important to protect damage to your fascia soffits rafters.
Ideally you want to be able to nail the drip edge in place without doing any damage to the roof shingles.
Drip edge roof flashing types.
Install drip edges on the eaves first.