The seven stage filtration process of Spectra from Bloom includes RO UV UF TDS controller removes harmful chemicals like arsenic,fluorides, heavy metals, harmful germs like cyst, bacteria, virus, etc thus giving you clear, taste free, and pure water so that you can enjoy the benefits of good water. The elegant wall mountable design do not occupy the space on the counter and the 8.5 litre water storage tank allows you the benefit of getting the pure water even if the power is not available.