This video covers some tricks on how to attach solar panels on the roof of your RV that allows for complete flexibly of placement, replacement. portability and upgrade-ability. The key trick is to use strut channel as the base for attaching the panels to the roof.
Here is a list of the components that I cover with links to where you can purchase them.
(Disclosure: Some of these are affiliate links. If you click through and purchase an item I will get a small kickback at no extra cost to you. Any little bit I can make helps build the channel and is appreciated.)
All things solar can be found at Continuous Resources (Link - https://tinyurl.com/y25awjeu) at good prices and with knowledgeable support. I have purchased quite a bit from Matt and he has been super helpful when I have had questions.
Specific Items:
210 Watt Solar Panels: https://tinyurl.com/y8qrk6fq
Adjustable Solar Panel Mounts: https://tinyurl.com/ya56r88w
Strut Channel: https://tinyurl.com/y8pgm4sw
Strut Channel Cone Nuts: https://tinyurl.com/y6a72j4w
More info about my full setup can be found in another video titled "My Dream RV Power System" (Link - https://youtu.be/MEj6w3pojXQ). Links to all components covered in that video can be found in the video description.
Music: Happy Rock from Bensound.com