Brightwell Aquatics Strontion (500ml) keeping your tank tidy by

keeping your tank tidy by sifting and aerating the substrate

Use in salt or freshwater

is a unique addition to any aquarium

Meet the Sand Sifting Cucumber

With its 4-blade impeller and wear-resistant ceramic shaft

Brightwell Aquatics Strontion (500ml) keeping your tank tidy byHighly concentrated ionic strontium solution. Incorporated by corals, clams, and other reef building invertebrates into aragonite, the mineral that is secreted as skeletal material. Stronger than most competing strontium solutions. Contains no unwanted organic material such as EDTA, gluconate, or polygluconate. Over 50% stronger than most competing products. Free of phosphate, silicate, and organic material. Formulated by a marine scientist.