Oase AquaActiv PhosLess Direct Algae Preventer 500ml Box Filters Fluval FX4 also features Smart

Fluval FX4 also features Smart Pump Technology

Designed to be a beautifully simplistic aquarium that features a unique curved design it is the perfect choice of fish tank for any fish enthusiast

When coupled with the FREE PondoRell fountain pack

Bottom output setting is for deep water agitation

Oase AquaActiv PhosLess Direct Algae Preventer 500ml Box Filters Fluval FX4 also features SmartOase 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