1/4in Random Flow Generator – RFG025


  • Creates a random flow pattern with no moving parts!
  • Designed for Nano and Pico tank of 5- gallons or less
  • Easily Snaps onto standard 1/4in Loc-Line
  • Printed in Reef-safe PETG plastic. See our FAQ’s
Flow recommendations
The 1/4 RFG Nozzle is designed for small 5-gallon or less Nano and Pico aquariums. The "Optimal" GPH recommendation is just a suggested flow rate, so we encourage you to experiment
ModelMinimum GPHSuggested Optimal GPHRerecorded MAX GPH
Single 1/4in RFG (RFG025 )80-100120-140225
Two 1/4in RFGs (RFG025)120-150200 - 300400

8 in stock (can be backordered)


The 5 internal fins form a set of spiraling channels. As the water flows through the nozzle, the channels draw the stream of water in one direction or the other. The small amount of interference at the base of the eductor causes the stream to randomly change direction as it exits the nozzle.

Draws in additional water volume




Easy-Snap Fitting

Snaps onto a genuine Loc-Line® modualr hose fittings with ease. No tool required.

Additional information

Weight 0.125 oz
Dimensions 1.25 × .75 × .75 in

1/4in Loc-Line



You may also like…