It’s 9 misting nozzles attached to T connectors on a timer controlled system which is currently disabled. They then connect to the tap. I may run it through the apex system with their RO solenoid but for now I only water once every 2 days so no need for the automation just yet.
Update on the wall. Plants have been growing noticeably. Still need to wrap the bottom in limestone or flagstone and hide the wiring for the lights. Some plants display minor overwatering symptoms while others are looking perfect. Indicates the importance of plant placement on the wall