rubber roof many new rv s pull trailers anyway have rubber roofs . they seem to work well . just like anything else some matinence once in a while .I had a 1978 Toyota 18 foot motorhome that someone put a rubber roof on . and covered over the front cabover window and the whole top . was old no matinence but still ok. my son has a 23 foot Jayco late model trailer with that . it is commen ly used to reroof old metal roof full size trailer homes . my nebier said it fixed his metal top double wide good,