The funny looking truck is made by Unicell, it is called the Aerocell SRW. It is very popular with Mr Rooter plumbing franchises. Mr. Rooter is owned by Dwyer group, the same company that owns Rainbow International. Unicell offers special discounts for Dwyer group franchisees.
Hopefully the next time these people take SFS or any other class they have implemented enough to have those vans out making money for them while their in class, instead of sitting idle for 5 days :-)
We keep all our upholstery tools and stair leader hoses in there. It really helps out, and was easy to install. The co.'s name is Dee Zee their web site is: