Keep your RO clogged free by changing it from time to time with this Aqua Model Spun Filter. Luzon Dzire Spun / Pre Filter Cartridge. Protect Water Purifier from dirt / silt and any other visible impurities which may further move inside the Water Purifier. Pre-filter Nova Candle removes sediment, dirt and gives healthy drinking water. Replacing spun filter protects RO Membrane. This is a high quality and widely used reverse osmosis Filter, used worldwide in reverse osmosis systems for domestic, commercial, water fed pole, aquarium and all other RO's due to its strength of filtering, durability and reliability. Get This one and always drink healthy!!