The solution for a sold roof that sags is to first determine and rectify why it sags then remove the rubber membrane and either replace the top decking with thicker plywood preferred or simply install another layer of plywood over the existing plywood decking.
Fixing a sagging rv roof.
Apply a temporary fix until you can make a permanent fix.
Using a sharp olfa knife cut through the ceiling panel and foam insulation.
So i thought i d share how i braced ours.
You will need to remove the shingles and the old decking however which means there will be an exposed hole in the roof.
Next apply new sealant and a new gasket and then reinstall the air conditioner.
Support the rib along the seam and mark.
How to repair an rv metal roof.
Grab a flashlight and head up to your attic to inspect your roof rafters and decking specifically those where your.
This may be problematic in winter months but allowing the roof to continue to sag can lead to greater problems such as a cave in.
So the sagging roof solution in that earlier q a does not apply to one piece synthetic roofs like epdm tpo or fiberglass unfortunately.
I start tearing down the ceiling to start the repair.
Determining the problem determine where the sag is in your roof in relation to your attic.
Inside under the cover of a plastic housing a metal frame mounts up to the coach ceiling.
I haven t seen a lot of videos on bracing up a sagging camper roof.
The mechanical portion pumps air down into the coach through a hole in the roof that is about the size of an rv roof vent hole.
If the sagging roof is due to rotting or warping roof decking the repair will be much easier.
The fix create a support rib.
Careful doctor the fiberglass is paper thin.
Older campers are bad about the roofs sagging.
Also inspect the metal or plywood gusset plates used where your wood meets on a truss.
If you need to repair structural damage not just seal a roof eternabond seam tape is the product for you.
Prop the ceiling from the inside using a ladder check the roof line making sure the roof has a nice natural curve to allow run off.
Before epdm and tpo metal was the material of choice for rv roofs.
Complete guide to fixing a leaking rv roof 9 types explained identify the source of the leak.
Apply the permanent fix.
Household roof coatings will seal a metal roof just fine but the best product by far for metal roofs is kool seal.