This part is a Drain Cap, Waterway Filter On/Off Valve, 1/2" fght, Water Hose Cap... Note: Colors can vary Black, White or Green Plumbing Connection Size 1/2"Plumbing Connection...
This part is a Tee that is 2"Slip x 3/4" FPT x 2" Slip.. This part is usually found in plumbing with spigot screwed into it.. Note there are 2 Spigot sizes 3/4" and 1/2" Threaded..
This Waterfall or NeckJet Control Stem is Used in Waterway Top Access 100% shut-off valves 1". This valve also replaces the valve that had a piece of rubber on the backside that would come off....