Yes; there are firms that rent just vans!
Some are just that; a van with a queen mattress thrown in the back.
Others have been customized to provide some storage, cooking and additional sleeping space.
Escape Campervans: http://www.escapecampervans.com/;
Jucy: https://www.jucy.co.nz/; I met the owners at a travel show a few years ago. Cool people from New Zealand!Welcome »