Solar Aerator / Oxygenator 2 Stone with Pebble Cover 2 air stones each with 1m tubing - immerse the air stones into two separate areas to fully oxygenate your entire pond Pebble effect polyresin cover - hides the oxygenator from view Solar power - environmentally friendly, saves money on your energy bill, no need for an outside electrical cable 3m cable up to solar panel - find a sunny spot for the solar panel away from the pond Air rate of 200 LPH - suitable for a pond up to 3000l in volume