Some items from this specific schematic: Grom Heater Pipe, Nut Paint Cutting M6, Clamp 24mm-35mm, Hose Water Outlet.
The sub assemblies and components that make up this Water Valve include this Hose A Water In, the most expensive part.
The nine Civic 1999 (x) 4dr Ex (ka) Water Valve component parts are all listed in this schematic.