The 2385G1 Turret has 3-axis of adjustment so you can position it on a vertical, horizontal, or any angle in between. You are correct that we do not sell to South Africa so it is unlikely we will be able to provide you with any equipment, if you do buy from another seller you can always post any problems you have here at the forum.
@StewartM I believe you are based in South Africa, are you able to recommend anyone in that region that @CocoPops can buy from?
If you are referring to the RJ45 connector at the end of the cameras pigtail/fly lead then yes if you want to make the connection outside the building the camera is mounted to then you will need a junction box.
If it is the 2385G1 that you have then you can use the below junction box: