Oase AquaActiv PhosLess Refill Pack Type_External Filter and then the clean water

and then the clean water is returned to the pond

Genuine Oase spare replacement substrate pipe

500 litres per hour (1870 gph) and 5m max lift

all by remote control

once triggered

Oase AquaActiv PhosLess Refill Pack Type_External Filter and then the clean waterOase AquaActiv PhosLess pond water treatment helps to reduce algae growth in ponds by binding excess phosphates. This product also works to remove metals and sulphide from pond water, which can also be harmful to aquatic life. This pack contains 2x1 litre bags with can either be used to replace the filter media in the Oase ScreenMatic range of pond filter systems, or alternatively this product can also be applied directly to moving water such as a