Oase AquaActiv PhosLess Direct Algae Preventer 500ml Box Filters Nutritional Additives per Kg: Vitamin

Nutritional Additives per Kg: Vitamin A: 12000 IU

Bottom output setting is for deep water agitation

Fluval FX4 also features Smart Pump Technology

The BioSmart filters proven cleaning handles enable convenient filter foam cleaning

Oase AquaActiv PhosLess Direct Algae Preventer 500ml Box Filters Nutritional Additives per Kg: VitaminOase 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