1/4in Random Flow Generator – RFG025
This Random Flow Generator® Nozzle is included in the following Pre-Configured Flow Kits:
- 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
- UNIQUE PATENTED INTERNAL DESIGN
- Manufactured
in Reef-safe PETG plastic. See our FAQ’s
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
Model | Minimum GPH | Suggested Optimal GPH | Rerecorded MAX GPH |
---|---|---|---|
Single 1/4in RFG (RFG025 ) | 80-100 | 120-140 | 225 |
Two 1/4in RFGs (RFG025) | 120-150 | 200 - 300 | 400 |
$14.99
1 in stock (can be backordered)

The Random Flow Generator® Nozzle
The Only Random Flow Device With No Moving Parts.
The unique patented internal design of the Random Flow Generator® by Vivid Creative Aquatics, leverages fluid dynamics to randomly alter the direction of the flow as it exits the nozzle.
This internal helix design, pulls the central jet in on of 5 possible direction, but in only one direction at a time. The result is a broad wave-maker like motion but with no moving parts to wear out, no noise and no addition heat generated.
The Random Flow Generator® or RFG Nozzle can help to create a more natural, randomized flow pattern within an aquarium, pond, or other bodies of water.
Easy-Snap Fitting
This Reandom Flow Generator Nozzle is desgined to snaps onto a genuine Loc-Line® modular hose fittings. No tool required.
