Rainfresh TWIST system is an advanced drinking water system specifically designed for the urban home. This powerhouse water filter system delivers clean, pure water for the whole family by reducing lead , chemicals (pesticides, herbicides, insecticides, THMs , VOC , Benzene, chlorine , etc), and parasitic cysts . All the performance at a fraction of the cost of bottled water. Installed under the kitchen sink, the TWIST system features a stylish chrome faucet through which filtered water is dispensed. Filter cartridge changes are extremely easy – just grab, twist and remove.