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worldwide patented bio-product
the mix delivers excellent water absorption and promotes strong
The presence of salt makes nitrite less toxic to marine organisms compared to freshwater environments
Sold in pre-cut lengths
Oase FiltoSmart Thermo 300 Refurbished 100-200 worldwide patented bio-productThe Oase FiltoSmart 300 External Aquarium Filter is a high capacity filtration system designed for medium to larger aquariums up to 300 litres. Combining a compact external design with a large filter volume, it delivers effective mechanical and biological filtration to maintain clear and stable water conditions. This unit also includes a 300W heater, offering a complete solution for temperature control and filtration in one setup. Key Features