The LG WW131NF is an 8-litre capacity wall-mounted water purifier that combines True RO (Reverse Osmosis) filtration with carbon-based filters, housed in a dual-protection stainless-steel tank. Designed for high hygiene and effective purification, this unit is built to deliver clean, safe drinking water at room temperature.Multi-stage RO filtration: includes an outside sediment filter (with anti-scalant), a Sedi + Carbon filter, RO membrane, and a post-carbon filter.The purifier has a built-in digital sterilizing system that helps clean the internal water path (hoses, faucet, etc.) without using chemicals.With RO and carbon filtration, the WW131NF effectively reduces a wide range of impurities — dissolved salts, heavy metals, bacteria, etc.The stainless-steel tank helps prevent bacterial or algae growth, offering safer storage than plastic tanks.