Fiberglass this type of rv roof is hard to the touch and is a bit more rare than a rubber rv roof because the material adds cost and weight to the rv.
Rv roof membrane lifting.
I did an area of about 6 sq.
Clean the roof thoroughly then use a rubber roof sealer to repair any cracks.
Household roof coatings will seal a metal roof just fine but the best product by far for metal roofs is kool seal.
Pvc rubber roofing is the strongest rv membrane for roofing with the highest tensile strength and the most resistance to tears and punctures.
Having said that fiberglass rv roofs require less maintenance than rubber rv roofs which makes them preferable for some campers.
Vent the rv so the air can not build up pressure when moving.
Ft this way to replace a bad roof deck section and that was two years ago and it had been holding up fine.
Relay roof and reinstall trim with new putty tape and seal seams at trim with dicor.
It seems to me that the membrane is still intact and in good shape it s just the glue that s failed.
How to repair an rv metal roof.
The roof is wrinkled enough though that i don t think using the rubber roof is a viable option.
Then get roof epdm mastic and coat both the roof and the under side of the membrane and do not be skimpy.
See if you find where the air is.