Hydor Crystal Internal Power Filter K20 (40-90L, 450L/h) Hang-On Filters - Water proof sealing

- Water proof sealing

Enriched with specially cultivated Spirulina and natural ingredients that bring out and intensifies your Koi’s colour

simultaneously and in the same filter

like Neutral Regulator and Discus Buffer

Jump into a great hobby today

Hydor Crystal Internal Power Filter K20 (40-90L, 450L/h) Hang-On Filters - Water proof sealingINTERNAL FILTER is a two step filtering system. The first filtering step is carried out by an open cell filter foam and the second by a container which can be filled with activated carbon or other filter media for perfect mechanical, biological and chemical filtration. Water circulated through the filter is cleaned in two stages: firstly debris and large particles are removed by the foam sponge (mechanical filtration), secondly by filling the media