Open valleys have metal flashing to protect this critical area of the roof.
How to flash a flat rubber roof.
While some skylight manufacturers include flashing in their products sometimes roofing professionals have to create it or purchase it separately.
One common method is to lay the edge metal under the eaves membrane and over the rake.
The edge of the roof has thin metal flashing that helps water drip off the roof without damaging the home or causing a leak.
Remove the backing of the rubber roof flashing and set the sticky side up.
As described earlier these substances are a contaminate to the glues used in epdm and the membrane itself with direct long term contact.
Skylight flashing for a flat roof.
Two ways to flash roof edges.
After the time has expired fold the lower half of the rubber strip on top of the upper section and run a broom over the exposed rubber and roof.
Http amzn to 166s7k0 rubber roof repair this video demonstrates how to install outside corner flashing on a rub.
How to terminate epdm membrane at an upstand wall end using quickseam formflash tape application.
In this case there is no step flashing as on a shingle roof.
Carefully fold the membrane back over the section and roll flat.
Once the post and the rubber are completely dry using a paint brush apply rubber cleaning solvent to both the sticky side of the flashing and to the post itself.
Protect the eave from ice dams and sideways rain step one in steep slope roofing is the edge flashing.
Apply the adhesive to both the epdm rubber roof material and the roof itself with a roller.
Notice we are using an adhesive to adhere the rubber membrane to the skylight flashing.
Rubber repair kit available on amamzon.
Step 3 apply adhesive.
Let is sit on the roof for 30 minutes.
Unless the flat roof is a new build you will be replacing an existing flat roof normally a felt roof such as built up bitumen or asphalt.
The flashing already has an adhesive built right on it.