Clack Control Valves - Meter Controlled 5 Button Valve UpgradeINSTALLATION & USEThis is an optional upgrade from the standard 3 button Clack Valve to the more advanced 5 button version.The 5 button valve is more advanced allowing for more flexible programming options and better insights, especially useful in complex or high-demand systems.Dedicated Regeneration Button - Manually start regeneration with a single press (no navigating menus)Advanced Programming Options - More control over regeneration cycles: brine draw, backwash, rinse timing, etc. Supports custom regeneration sequencesSelectable Regeneration Modes - Time clock (scheduled). Demand-initiated (metered). Hybrid/custom modesFlow Rate & Usage Data - Displays live and historical water usage data