Use the 2 1/4" Circulator with the 7.5" and 9" Matrix.

Use the 3" Circulator with the 10.5", 12.5", and 15.5" Matrix.

Place the Matrix Pad on the surface of your plant, the Matrix Unit on top of it, press down, fit the Circulator into the center holes, and connect your 1/4" OD tubing to the Circulator.

Now let your plants enjoy the benefits of a Top Feeding Wicking System.

The FloraFlex® Matrix Circulator is part of the Matrix System, a patent pending first of its kind Top Feeding Wicking System that provides the most even way to deliver water and nutrients to your plants. The Round Matrix System can be used with pots ranging from 7.5"-18" Diameters. You will need a Matrix unit, the same size Matrix Pad, and the correlating Matrix Circulator.