Give yourself easy entry to electrical mechanical and plumbing systems with your access panel. Just open the door and reach in to handle wires and pipes after they are installed.
Add some extra storage underneath your caravan with your wall access hatch. Keep your life organised when you get everything out of the way. Protect your goods from the rain.
Put your plumbing access panel on your outside wall. Leave it there in the rain wind and sun. Keep everything safe inside from the elements. Detach the door if you need better access inside.
Measure up and cut a hole out of your drywall or caravan wall yourself. Buy some screws. Screw it in yourself and attach your plastic access panel via the pre-drilled holes. Finished.
Turn the two latches to open your wall access panel. Conceal components behind your wall. Keep things neat and tidy. Keep your patch panel out of the way. Out of sight out of mind.