Refrigerator Aqua filter In-Line Aistro-L-XL Aqua filter's water softening filter is used to effectively and economically reduce the hardness in any water consumption point application. Place in Excito-CL compact systems and reverse osmosis systems. The filter contains a special mixture of softening resins, suitable for drinking applications (food grade) The lifetime of the filter varies from 3 to 6 months, depending on the structure of the filtration system and the quality of the mains water to be treated Characteristics: "Softening ” of waters Available size: 2.5″x12″ Operating Temperature : 2°C – 45°C Certified by: