3DReeF  1/2 Flow Generator  Locline unit .It generates a Random Flow pattern in your aquarium.

Easy to install.Major improovement in Flow..

This set Snaps directly onto the 1/2" modular hose used on EVolution Aqua Tanks

Available in 3 main colours Black,Neon green and Neon orange.Both Neon colours glow below Uv light.

This includes:

2 x 1/2" Random Flow Generators (RFG)

1 x 'Y' splitter to suit the Evolution Aqua 1/2" Modular Hose

2 x loc-lines to give you flexibility in adjusting the direction of the RFG