Ours is installed at the peak of the roof and draining to both sides metal roof no.
Running a hose over the roof.
Use a soak n spray hose it puts out lots of very small streams down the length of the hose.
The hose should be fitted with a nozzle set to its most powerful spray function.
The photo at the top of the page is one example of a upper gutter draining into a lower one neatly coming down tucked around the side wall and not calling attention to itself.
Remove the vent cover with the screwdriver and set it.
Turn the water on before you bring the hose onto the roof.
If the vent pipe isn t installed properly the roof may leak through or around the pipe penetration leading to costly repairs.
Some homeowners feel that a gutter running across a roof especially at the front elevation messes with the curb appeal of the house.
Dumping bathroom exhaust into an attic or under roof space invites costly mold contamination frost under the roof in freezing climates moisture damage to roof sheathing possibly even plywood delamination or rot roof failures and shorter roof shingle life.
Running a vent pipe out of the roof takes some careful preparation.
Use a power hose to blow out the leaves and dirt.