Description
Clack WS1 White Injector Assembly for 10" DownFlow or 13" UpFlow Tank Diameter.
Clack WS1 and 1.25 Injector Assembly with o rings.
Refer to the chart below if you are not sure, noting that most valves are set up as "Down Flow," but some are made to operate as "Up Flow" and this determines which color to select.
