I had the fun experience of loosing my brakes on my 2009 Georgetown RV last weekend. The brake line ruptured about mid coach due to rust, and now I am in the process of trying to find a shop that can ...
The brake line, fittings, and the flaring tool are available at most large auto parts stores. Just make sure that you get the DOUBLE flaring tool, NOT the single flaring tool used by plumbers. Even Harbor Freight would have the double flaring tool. This is a job that should be able to be done by any basic garage with a Mechanic with the attitude that he wants to help you. It is not rocket science but he will have to know how to bleed your brake system after the repair.