Processed glass gravel Vitrum Pure is high quality amorphous silica. It is specially refined and has significantly improved filtration abilities.
Higher specific weight of glass gravel reduces the used amount up to 20% compared to sand. Due to its slower mechanical wear, processed glass gravel Vitrum Pure has significantly longer lifespan and doesn’t need to be changed that often.
Lifespan up to five years. Filter glass gravel is suitable for removing positive ions such as iron and magnesium. The result is crystal-clear water while reducing amount of disinfectants. The angular shape of individual particles reduces water fog up to 30 %.