Follow-Up:
It is hard to find a dealer renting Rialtas and you don't say where in California you are, but Altman may be able to help you. Carson CA (888) 281-0855, Baldwin, CA (888) 290-9419, Colton CA (888) 271-6514 Keith
Here is a link that might be useful: http://www.olathefordrv.com/