Dual 1/2 Loc-Line Flared Nozzle 1/2 inch NPT
The Dual Loc-Line Flared Nozzle 1/2 inch is very flexible and allows you to adjust your flow and circulate the water in multiple directions.
Water movement provides the following benefits:
Increase oxygen dissolved in the water
Keep debris and particles suspended so they can be removed by mechanical filters
Currents offer resistance for fish to swim against