Fluval Bio-Stratum Powder Sizes:4 kg and without D3 UV and

and without D3 UV and calcium

Monitor water quality and prevent invisible problems before they harm fish and plants

flavour and protein and include ground bone and organ meat

5" Medium up to 3" Large up to 3-4" XL up to 5"

Fluval Bio-Stratum Powder Sizes:4 kg and without D3 UV andMade from all natural mineral rich volcanic soil from Mount Aso, Japan, Fluval Bio Stratum Soil Powder is packed with beneficial bacteria that provide immediate biological activity for a thriving planted aquarium. Porous granules provide ample space for bacteria to colonize and act as a source of biological filtration. Promotes vigorous growth and healthy roots 1 mm powder Will not stain water