I've followed along at times and used some of your wiring techniques which has helped me, thanks for that. For my fan relays I decided to put them into a enclosure to protect from the elements just in case. One like this that fits both.
https://secure.sayal.com/STORE2/View_SHOP.php?SKU=14898
Then decided to grab this one of which I'll alter to fit down the road.
https://www.amazon.ca/gp/product/B07...0?ie=UTF8&th=1
Also fabbed up a panel into the front fender area so that I wouldn't clutter up the battery area with a bunch of wires. Also used 2 battery terminal blocks as extended power points. Rivnut tool came in handy here!