Oase AquaActiv PhosLess Direct Algae Preventer 500ml Aqua One BIOMAX bio rings have more

BIOMAX bio rings have more capacity than most biological filter media and allow ideal water movement throughout the media to ensure optimal contact time for efficient biological filtration

Care must also be taken with filter and pump pipes

Active against the most common algae species

Thanks to the weight of the ceramic the BiOrb Kelp Set (pink

Oase AquaActiv PhosLess Direct Algae Preventer 500ml Aqua One BIOMAX bio rings have moreOase AquaActiv PhosLess Direct Algae Preventer 500ml The ABC of algae control. PhosLess Direct removes the algae nutrient, phosphate, from pond water quickly and effectively. The phosphate content can therefore be reduced under the limit of 0. 035mg l, which is required for algae growth. You can therefore sustainably protect your pond from excessive algae growth. Dosage: Evenly distribute approx. 50ml for every 1000 litres over the surface of the pond