Thank you for joining me on private message @Brightmore.
Hopefully this is all clarified for you now. If you need to contact the pre-install team for any further queries on your installation, you can contact them on 0800 052 1734, Mon - Fri, between 8am-8pm and Sat-Sun, 8am-6pm.
If you have any further questions or concerns, please do not hesitate to post again on the community forums, we'll b here to help if needed.
All the best,