JBL SintoMec 450g Advance The reflection of the UV

The reflection of the UV radiation kills off bacteria

yet it provides excellent flow characteristics

Maximum Flow: 1000 L/Hr

this is normal

A continuous operation is

JBL SintoMec 450g Advance The reflection of the UVBiological breakdown of pollutants in fresh and saltwater aquariums: sintered bio glass rings for the use in aquariums. Easy to use: insert bio filter rings as second last filter stage. Intensive water clarifying thanks to biological filtering: microorganisms settle inside the filter material and break down pollutants. Extremely effective: conical tunnel pores and 5 mm wall thickness create ideal surface of 1200 m l for beneficial microorganisms to