Keystone rv raptor roof dealer must have pulled it to lot through salt and parked it without washing salt off.
Roof frame rv rusted.
When i got it home crawled under unit to check things out rusted frame rusted stabilizer jacks rusted gas line fasteners.
The key to repairing surface rust on your rv is in the preparation.
After years of driving the tubing can become filled with rust dirt and gravel allowing for moisture to soak and eventually rotting out the frame.
Keystone must put the thinnest coat of paint possible on frame.
It s important for consumers to know the underside of an rv might not be entirely corrosion resistant.
If you don t remove t.
They will fully sand the frame to remove rust and smooth out any damage.
For severe rust which covers a large percentage of the frame or has begun to cause pitting or scaling on the metal a body shop like central body co inc is your best repair option.
Any steel element of the rv that was not part of the ford chassis had rust on it.
You can flush water through the frame then follow up with compressed air to help the inside dry.
An rv specialist can blast it off repair any damage and then paint the undercarriage with a protective coating but having him do this job will be extremely expensive.
A light coating is not a problem but if the rust is thick it will eat right through the metal.