Depends on the caravan construction. Mine has a right pig. Loads of hidden staples and screws. Basically had to force it out and then make good the damage afterwards.
Depending on your outfit, it could well be structural. It is then it might be best to attack it externally rather than internally.
If you can post the make/model of your van, then someone reading may have a definitive answer for you
A day of all things motorhome and campervan. The show is held both in the main indoor arena and across the grounds. Catering, hot drinks and food options are available. Easy access to the site and free parking included. Win one of five pairs of day tickets