EcoBio-Block EBSNC20107 Nano Water Clarifier (2 Pack), Volcanic Stone bee09 (L) x 12 in

(L) x 12 in

Vitamin C increases iron absorption

Innovative design fits either hand

Soft Edges

Hydrogenated Polyisobutene

EcoBio-Block EBSNC20107 Nano Water Clarifier (2 Pack), Volcanic Stone bee09 (L) x 12 inEcoBio Block EBSNC20107 Nano Water Clarifier (2 Pack), Volcanic Stone EcoBio Stone Nanos are volcanic rock and cement containing 100% pure beneficial bacteria spores, which effectively clarify cloudy water in aquariums, reducing maintenance. Simply rinse off the EcoBio Stone, soak overnight and place in nano aquarium. Using nature's system of purifying water, EcoBio Stone's beneficial bacteria break down organic waste into ammonia, then into nitrites