Note!
Never use a damp meter in visible areas or in a motorhome that’s not yours
Water leaks in a motorhome can result in multiple issues, including, ultimately, major rot and corrosion. So if they remain undetected for an extended period, they can cause irreparable damage, or at the very least, cost hundreds or thousands of pounds to repair.
This means that it makes excellent sense to give yourself the best chance of detecting problems at the earliest possible stage, allowing any issues to be promptly addressed.
The best way to do this is through