Autopot Root control disc Black Gold suits XL Pot tray

The Autopot Black and Gold copper impregnated round root control disc is made to fit the XL 25 litre Autopot pots and trays. The root control disc is placed in the base of the Autopot tray, under the pot, to help prevent stray roots from growing towards the aqua valve and at the same time it helps control any algae growth.