For units without over the roof paint cap seal the roof fiberglass and trim with 072889 10 000 bright white urethane.
Roof to sidewall joint sealing.
I have looked over the front cap as well and it appears sealed well.
I also have the sealant callout sheet for my unit.
I have searched and read about this.
Below we illustrate that using a single piece of metal flashing where the uppermost edge of a shed roof abuts a vertical building sidewall works fine though the use of exposed nails see our photo below may form leak or wear points in the roof.
A roof expansion joint emseal roofjoint is a patented dual seal double flanged extruded thermoplastic rubber system for sealing expansion joints in roofs.
It is designed to resist hail mold mildew rodents and other animals.
Used to seal roof to sidewall joint previously the silicone needs to be thoroughly removed so the urethane will adhere to fiberglass and aluminum trim.
For units with over the fibergass roof skin awning rail.
A metal roof is engineered to last decades sealing out water and wind and easily shedding snow.
The roofing longevity will always depend on the type of the metal roof installed and on the quality of the installation but metal roofs can last for more than 60 years.
The roof to sidewall joint is broken right above the leak area.
More questonable or ugly roof wall flashing examples.