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As with any biocide protection measures are required
For fresh and saltwater aquariums
Filter jam/float error/water depth alarm
* Because of our commitment to providing the highest quality nutrition available
ISTA Natural Lava Volcanic Filter Material Size:500 mL / 250 grams As with any biocide protectionMade of natural volcanic rocks High permeability and porous structure creates an ideal environment for bacteria proliferation Transform the toxic chemicals created by waste into harmless elements Up to 47000 strains per cubic centimeter by experimental evidence The filter material is made of multi pore volcanic rock with high density of porosity which is most powerful infiltrating ability and also provide the best area for growing bacteria. Time
