Overall this is the biggest sunroom problem and it can be due to several factors.
My sunroom roof is leaking.
The sunroom roof attaches to the side of the eves of the house.
The thing is you can figure out strategically jerry where exactly the leak is if you go up there with a hose and just start at one end and very slowly drag it across the roof until you create the leak.
Why is my roof leaking.
Construction of roof is not right that is why when rain comes builds water on one spot and leaks.
The wooden post is destroyed by termites.
Converting the glass ceiling to an insulated roof is doable again it depends on how the room was constructed.
Interior mold and mildew issues.
Most commonly the joints and connecting materials between panels are one of the most vulnerable.
In the longer term one of the most serious consequences of a leaking roof is mold and mildew growth.
This results in leaks because the windows can t drain water appropriately.
In the past replacing the flashing has worked for a while but then the leaks start again.
At least a portion of the sunroom wall would have to be removed to get to the water damaged siding that it is attached to.
How much depends on how the sunroom was built.
Patio roof is leaking and inside roof plywood rotten due to water leak.
The house overhang is shown in the photos i sent.
These holes often get blocked with dirt and debris.
There should be behind your fireplace something called a cricket which is a little part where the roof sort of peaks up into sort of a triangle point and that s designed to divert water around the fireplace.
Inspect the weep holes at the bottom of the track on each window in the sunroom.
You can further that action of the water washing around the fireplace by adding a diverter higher up.
Use a sewing needle or other pointed object to clear the weep holes so the windows operate properly.