Un adhered coatings deteriorated membranes and other contaminants that may result in a surface that is.
Liquid roof primer.
However if you are a 2nd or even a 3rd owner you may not know what other products were put on the roof over its lifetime.
If you know the entire history of your roof great.
This insures an acceptable substrate for the liquid roof.
Liquid roof liquid rubber proflex primer.
The primer should be tacky to the point of being able to walk on it without.
View our testimonials dave h.
Primer is used to prime epdm roofing membranes to provide improved adhesion for the liquid rubber rv roof coating and other liquid rubber coatings.
Note when applying the liquid rv roof be sure the primer is still tacky.
Note for fleetwood models or roofs that have any 3rd party coatings over them you first need to apply the proflex primer sold seperately.
Overall i am impressed with the results i obtained in using liquid rv roof on my trailer.
Free of dirt dust.
In these instances we highly suggest priming those roofs with the proflex primer.
It was much easier than replacing the membrane with new and seems to have repaired my leaking roof extending the life of my rv as at.
Surface preparation all work surfaces should be clean dry.
Liquid roof seals roof leaks or merely provide a heat reflective or aesthetic roof coatings function over existing roof surfaces.