Silikat-Out – ARKA Sili-Out 2

ARKA Sili-Out 2 is a filter medium designed to remove silicate, phosphate, barium, arsenic, chromium, and goethite from both freshwater and saltwater aquariums, improving water quality and preventing diatom growth.

• The description claims that Sili-Out 2 effectively and safely removes silicate and phosphate.
• The description claims that Sili-Out 2 neutralizes heavy metals like barium, arsenic, and chromium.
• The description claims that Sili-Out 2 eliminates goethite causing discoloration.
• The description claims that Sili-Out 2 prevents diatom growth through powerful silicate reduction.
• The description claims that Sili-Out 2 improves water quality over the long term.
• The description claims that Sili-Out 2 supports coral and plant growth in stressed aquariums.