Clack WS1 Blue Injector Assembly for 12" DownFlow or 14" 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...
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...